a ['ā] -n
- the 1st letter of the English alphabet
- a graphic representation of this letter
- a speech counterpart of orthographic a
- the sixth tone of a C-major scale
- a graphic device for reproducing the letter a
- one designated aesp. as the first in order or class
- a grade rating a student's work as superior in quality
- one graded or rated with an A
- something shaped like the letter A
- the one of the four ABO blood groups characterized by the presence of antigens designated by the letter A and by the presence of antibodies against the antigens present in the B blood group
- used as a function word before singular nouns when the referent is unspecified and before number collectives and some numbers
- the same
- used as a function word before a singular noun followed by a restrictive modifier
- a man who was here yesterday
- any
- a man who is sick can't work
- used as a function word before a mass noun to denote a particular type or instance
- a bronze made in ancient times
- used as a function word before a proper noun representing an example or type
- the attractions of a Boston or a Cleveland
- used as a function word before a proper noun to indicate limited knowledge about the referent
- a Mr. Smith called to inquire about the job
- used as a function word before a proper noun to distinguish the condition of the referent from a usual, former, or hypothetical condition
- a triumphant Ms. Jones greeted her supporters
- used as a function word with nouns to form adverbial phrases of quantity, amount, or degree
- on, in, at
- in, to, or for each
- have
- I might a had husbands afore now -- John Bunyan
- of often attached to the preceding word
- absent
- acceleration
- acre
- adult
- alto
- anode
- answer
- ante
- anterior
- are
- area
- atto-
- author
A -abbr
- ace
- adenine
- ampere
- argon
aa -abbr
- ana
AA -abbr
- administrative assistant
- Alcoholics Anonymous
- antiaircraft
- associate in arts
- author's alterations
AAA -abbr
- Agricultural Adjustment Administration
- American Automobile Association
AAAL -abbr
- American Academy of Arts and Letters
AAAS -abbr
- American Association for the Advancement of Science
AAFP -abbr
- American Academy of Family Physicians
aah ['ä, often prolonged and/or followed by ə] -vi, n
- to exclaim in amazement, joy, or surprise
- oohing and aah ing at the fireworks
AAMC -abbr
- Association of American Medical Colleges
AAR -abbr
- against all risks
aard·vark ['ärd-,värk] -n
- a large burrowing nocturnal mammal ( Orycteropus afer) of sub-Saharan Africa that has a long snout, extensible tongue, powerful claws, large ears, and heavy tail and feeds esp. on termites and ants
aard·wolf [-,wu̇lf] -n
- a maned striped nocturnal mammal ( Proteles cristatus) of southern and eastern Africa that resembles the related hyenas and feeds chiefly on insects and esp. termites
Aar·on ['a-rən, 'er-ən] -n
- a brother of Moses and high priest of the Hebrews
Aa·ron·ic [a-'rä-nik, er-'ä-] -adj
- of or stemming from Aaron
- of or relating to the lower order of the Mormon priesthood
AARP -abbr
- American Association of Retired Persons
AAS -abbr
- associate in applied science
AASCU -abbr
- American Association of State Colleges and Universities
AAU -abbr
- Amateur Athletic Union
AAUP -abbr
- American Association of University Professors
AAUW -abbr
- American Association of University Women
AAVE -abbr
- African-American Vernacular English