eq -abbr

  1. equal
  2. equation

equa·ble ['e-kwə-bəl, 'ē-] -adj, n, adv

  1. marked by lack of variation or change : uniform
    • an equable distance apart
  2. marked by lack of noticeable, unpleasant, or extreme variation or inequality
    • an equable temperament

equal ['ē-kwəl] -adj

  1. of the same measure, quantity, amount, or number as another
  2. identical in mathematical value or logical denotation : equivalent
  3. like in quality, nature, or status
  4. like for each member of a group, class, or society
    • provide equal employment opportunities
  5. regarding or affecting all objects in the same way : impartial
  6. : free from extremes: as
  7. tranquil in mind or mood
  8. not showing variation in appearance, structure, or proportion
  9. capable of meeting the requirements of a situation or a task
  10. suitable
    • bored with work not equal to his abilities
  11. one that is equal
    • insists that women can be absolute equal s with men -- Anne Bernays
  12. an equal quantity
  13. to be equal to
  14. to be identical in value to
  15. equalize
  16. to make or produce something equal to

equalarea -adj

  1. maintaining constant ratio of size between quadrilaterals formed by the meridians and parallels and the quadrilaterals of the globe thereby preserving true areal extent of forms represented

equal·ise ['ē-kwə-,līz] -vb, n

(variant of equalize)

  1. to make equal
  2. to compensate for
  3. to make uniform
  4. to distribute evenly or uniformly
    • equalize the tax burden
  5. to adjust or correct the frequency characteristics of (an electronic signal) by restoring to their original level high frequencies that have been attenuated
  6. to tie the score

equal·i·tar·i·an [i-,kwä-lə-'ter-ē-ən] -adj or n, n

  1. egalitarian

equal·i·ty [i-'kwä-lə-tē] -n

  1. the quality or state of being equal
  2. equation

equal·ize ['ē-kwə-,līz] -vb, n

  1. to make equal
  2. to compensate for
  3. to make uniform
  4. to distribute evenly or uniformly
    • equalize the tax burden
  5. to adjust or correct the frequency characteristics of (an electronic signal) by restoring to their original level high frequencies that have been attenuated
  6. to tie the score

equal·iz·er [-,lī-zər] -n

  1. : one that equalizes: as
  2. a score that ties a game
  3. an electronic device (as in a sound-reproducing system) used to adjust response to different audio frequencies

equal·ly ['ē-kwə-lē] -adv

  1. in an equal or uniform manner : evenly
    • sharing the money equally
  2. to an equal degree
    • respected equally by young and old

equal opportunity employer -n

  1. an employer who agrees not to discriminate against any employee or job applicant because of race, color, religion, national origin, sex, physical or mental disability, or age

equal protection -n

  1. a guarantee under the 14th Amendment to the U.S. Constitution that a state must treat an individual or class of individuals the same as it treats other individuals or classes in like circumstances

equal sign -n

  1. a sign indicating mathematical or logical equivalence called also equality sign equals sign

equa·nim·i·ty [,ē-kwə-'ni-mə-tē, ,e-kwə-] -n

  1. evenness of mind esp. under stress
    • nothing could disturb his equanimity
  2. right disposition : balance
    • physical equanimity

equate [i-'kwāt, 'ē-,] -vb

  1. to make equal : equalize
  2. to make such an allowance or correction in as will reduce to a common standard or obtain a correct result
  3. to treat, represent, or regard as equal, equivalent, or comparable
    • equate s disagreement with disloyalty
  4. to correspond as equal

equa·tion [i-'kwā-zhən also -shən] -n

  1. the act or process of equating
  2. an element affecting a process : factor
  3. a complex of variable factors
  4. a state of being equated
  5. a state of close association or identification
    • bring governmental enterprises and payment for them into immediate equation -- R. G. Tugwell
  6. a usu. formal statement of the equality or equivalence of mathematical or logical expressions
  7. an expression representing a chemical reaction quantitatively by means of chemical symbols

equa·tion·al [i-'kwāzh-nəl, -'kwā-zhə-nᵊl also -'kwāsh-] -adj, adv

  1. of, using, or involving equation or equations
  2. dividing into two equal parts used esp. of the mitotic cell division usu. following reduction in meiosis

equation of time

  1. the difference between apparent time and mean time usu. expressed as a correction which is to be added to apparent time to give local mean time

equa·tor [i-'kwā-tər, 'ē-,] -n

  1. the great circle of the celestial sphere whose plane is perpendicular to the axis of the earth
  2. a great circle of the earth or a celestial body that is everywhere equally distant from the two poles and divides the surface into the northern and southern hemispheres
  3. a circle or circular band dividing the surface of a body into two usu. equal and symmetrical parts
  4. equatorial plane
    • the equator of a dividing cell
  5. great circle

equa·to·ri·al [,ē-kwə-'tȯr-ē-əl, ,e-kwə-] -adj

  1. of, relating to, or located at the equator or an equator
  2. being in the plane of the equator
    • a satellite in equatorial orbit
  3. of, originating in, or suggesting the region around the geographic equator
  4. being or having a support that includes two axles at right angles to each other with one parallel to the earth's axis of rotation
    • an equatorial telescope mount
  5. extending in a direction essentially in the plane of a cyclic structure (as of cyclohexane)
    • equatorial hydrogens

equatorial plane -n

  1. the plane perpendicular to the spindle of a dividing cell and midway between the poles

equatorial plate -n

  1. metaphase plate
  2. equatorial plane

equa·tor·ward [i-'kwā-tər-wərd] -adv or adj

  1. toward or near the equator
    • currents flowing equatorward
    • equatorward winds

equer·ry ['e-kwə-rē, i-'kwer-ē] -n

  1. an officer of a prince or noble charged with the care of horses
  2. an officer of the British royal household in personal attendance on the sovereign or a member of the royal family

eques·tri·an [i-'kwes-trē-ən] -adj

  1. of, relating to, or featuring horseback riding
    • equestrian Olympic events
  2. riding on horseback : mounted
  3. representing a person on horseback
  4. of, relating to, or composed of knights

equestrian -n

  1. one who rides on horseback

eques·tri·enne [i-,kwes-trē-'en] -n

  1. a girl or woman who rides on horseback

equi- -comb form

  1. equal
    • equi poise
    : equally
    • equi probable

equi·an·gu·lar [,ē-kwi-'aŋ-gyə-lər, ,e-kwi-] -adj

  1. having all or corresponding angles equal
    • mutually equiangular parallelograms

equi·ca·lor·ic [,ē-kwə-kə-'lȯr-ik, ,e-kwə-, -'lär-] -adj

  1. capable of yielding equal amounts of energy in the body
    • equicaloric diets

equid ['e-,kwid, 'ē-] -n

  1. any of a family (Equidae) of perissodactyl mammals consisting of the horses, asses, zebras, and extinct related animals

equi·dis·tant [,ē-kwə-'dis-tənt, ,e-] -adj, adv

  1. equally distant
    • a location equidistant from two major cities
  2. representing map distances true to scale in all directions

equi·lat·er·al [,ē-kwə-'la-tə-rəl, ,e-, -'la-trəl] -adj

  1. having all sides equal
    • an equilateral triangle
    • an equilateral polygon
  2. having all the faces equal
    • an equilateral polyhedron

equilateral hyperbola -n

  1. a hyperbola with its asymptotes at right angles

equil·i·brant [i-'kwi-lə-brənt, ē-, also ,ē-kwə-'li-brənt] -n

  1. a force that will balance one or more unbalanced forces

equil·i·brate [i-'kwi-lə-,brāt] -vb, n, adj

  1. to bring into or keep in equilibrium : balance
  2. to bring about, come to, or be in equilibrium

equi·li·brist [,ē-kwə-'li-brist, ,e-; i-'kwi-lə-brist] -n, adj

  1. one (as a rope dancer) who performs difficult feats of balancing

equi·lib·ri·um [,ē-kwə-'li-brē-əm, ,e-] -n

  1. a state of intellectual or emotional balance : poise
    • trying to recover his equilibrium
  2. a state of adjustment between opposing or divergent influences or elements
  3. a state of balance between opposing forces or actions that is either static (as in a body acted on by forces whose resultant is zero) or dynamic (as in a reversible chemical reaction when the rates of reaction in both directions are equal)
  4. balance

equilibrium constant -n

  1. a number that expresses the relationship between the amounts of products and reactants present at equilibrium in a reversible chemical reaction at a given temperature

equi·mo·lar [-'mō-lər] -adj

  1. of or relating to an equal number of moles
    • an equimolar mixture
  2. having equal molar concentration

equine ['ē-,kwīn, 'e-] -adj, n, adv

  1. of, relating to, or resembling a horse or the horse family

equine encephalitis -n

  1. any of three forms of encephalitis that attack chiefly equines and humans in various parts of No. and So. America and are caused by three togaviruses (species Eastern equine encephalitis virus, Venezuelan equine encephalitis virus,and Western equine encephalitis virusof the genus Alphavirus)

equi·noc·tial [,ē-kwə-'näk-shəl, ,e-] -adj

  1. relating to an equinox or to a state or the time of equal day and night
  2. relating to the regions or climate on or near the equator
  3. relating to the time when the sun passes an equinoctial point

equinoctial -n

  1. equator
  2. an equinoctial storm

equi·nox ['ē-kwə-,näks, 'e-] -n

  1. either of the two points on the celestial sphere where the celestial equator intersects the ecliptic
  2. either of the two times each year (as about March 21 and September 23) when the sun crosses the equator and day and night are everywhere on earth of approximately equal length

equip [i-'kwip] -vt

  1. to furnish for service or action by appropriate provisioning
    • equip an army
  2. dress, array
  3. to make ready : prepare
    • wasn't equipped to handle the pressures of the job
  4. equipment

eq·ui·page ['e-kwə-pij] -n

  1. material or articles used in equipment : outfit
  2. a set of small articles (as for table service)
  3. etui
  4. trappings
  5. retinue
  6. a horse-drawn carriage with its servants
  7. such a carriage alone

equip·ment [i-'kwip-mənt] -n

  1. : the set of articles or physical resources serving to equip a person or thing: as
  2. the implements used in an operation or activity : apparatus
    • sports equipment
  3. all the fixed assets other than land and buildings of a business enterprise
  4. the rolling stock of a railway
  5. a piece of such equipment
  6. the equipping of a person or thing
  7. the state of being equipped
  8. mental or emotional traits or resources : endowment

equi·poise ['e-kwə-,pȯiz, 'ē-] -n

  1. a state of equilibrium
  2. counterbalance

equipoise -vt

  1. to serve as an equipoise to
  2. to put or hold in equipoise

equi·pol·lence [,ē-kwə-'pä-lən(t)s, ,e-] -n

  1. the quality of being equipollent

equi·pol·lent [-lənt] -adj, n, adv

  1. equal in force, power, or validity
  2. the same in effect or signification

equi·pon·der·ant [-'pän-d(ə-)rənt] -adj

  1. evenly balanced

equi·po·ten·tial [,ē-kwə-pə-'ten(t)-shəl, ,e-] -adj

  1. having the same potential : of uniform potential throughout
    • equipotential points

equi·prob·a·ble [-'prä-bə-bəl] -adj

  1. having the same degree of logical or mathematical probability
    • equiprobable alternatives

eq·ui·se·tum [,e-kwə-'sē-təm] -n

  1. horsetail

eq·ui·ta·ble ['e-kwə-tə-bəl] -adj, n, adv

  1. having or exhibiting equity : dealing fairly and equally with all concerned
    • an equitable settlement of the dispute
  2. existing or valid in equity as distinguished from law
    • an equitable defense

eq·ui·ta·tion [,e-kwə-'tā-shən] -n

  1. the act or art of riding on horseback

eq·ui·ty ['e-kwə-tē] -n

  1. justice according to natural law or right
  2. freedom from bias or favoritism
  3. something that is equitable
  4. a system of law originating in the English chancery and comprising a settled and formal body of legal and procedural rules and doctrines that supplement, aid, or override common and statute law and are designed to protect rights and enforce duties fixed by substantive law
  5. trial or remedial justice under or by the rules and doctrines of equity
  6. a body of legal doctrines and rules developed to enlarge, supplement, or override a narrow rigid system of law
  7. a right, claim, or interest existing or valid in equity
  8. the money value of a property or of an interest in a property in excess of claims or liens against it
  9. a risk interest or ownership right in property
  10. the common stock of a corporation

equity capital -n

  1. capital (as stock or surplus earnings) that is free of debt
  2. capital received for an interest in the ownership of a business

equiv -abbr

  1. equivalency; equivalent

equiv·a·lence [i-'kwiv-lən(t)s, -'kwi-və-] -n

  1. the state or property of being equivalent
  2. the relation holding between two statements if they are either both true or both false so that to affirm one and to deny the other would result in a contradiction
  3. a presentation of terms as equivalent
  4. equality in metrical value of a regular foot and one in which there are substitutions

equivalence class -n

  1. a set for which an equivalence relation holds between every pair of elements

equivalence relation -n

  1. a relation (as equality) between elements of a set (as the real numbers) that is symmetric, reflexive, and transitive and for any two elements either holds or does not hold

equiv·a·len·cy [i-'kwiv-lən(t)-sē, -'kwi-və-] -n

  1. equivalence
  2. a level of achievement equivalent to completion of an educational or training program
    • a high school equivalency certificate

equiv·a·lent [-lənt] -adj, n, adv

  1. equal in force, amount, or value
  2. equal in area or volume but not superposable
    • a square equivalent to a triangle
  3. like in signification or import
  4. having logical equivalence
    • equivalent statements
  5. corresponding or virtually identical esp. in effect or function
  6. equal in might or authority
  7. having the same chemical combining capacity
    • equivalent quantities of two elements
  8. having the same solution set
    • equivalent equations
  9. capable of being placed in one-to-one correspondence
    • equivalent sets
  10. related by an equivalence relation

equivalent weight -n

  1. the mass of a substance esp. in grams that combines with or is chemically equivalent to eight grams of oxygen or one gram of hydrogen : the atomic or molecular weight divided by the valence

equiv·o·cal [i-'kwi-və-kəl] -adj, n, adv

  1. subject to two or more interpretations and usu. used to mislead or confuse
    • an equivocal statement
  2. uncertain as an indication or sign
    • equivocal evidence
  3. of uncertain nature or classification
    • equivocal shapes
  4. of uncertain disposition toward a person or thing : undecided
    • an equivocal attitude
  5. of doubtful advantage, genuineness, or moral rectitude
    • equivocal behavior

equiv·o·cate [i-'kwi-və-,kāt] -vi, n

  1. to use equivocal language esp. with intent to deceive
  2. to avoid committing oneself in what one says

equi·voque ['e-kwə-,vōk, 'ē-] -n

  1. an equivocal word or phrase
  2. pun
  3. double meaning
  4. wordplay