um [a prolonged m sound, əm] -interj
- used to indicate hesitation
uma·mi [ü-'mä-mē] -n
- a taste sensation that is meaty or savory and is produced by several amino acids and nucleotides (as glutamate and aspartate)
Umay·yad [ü-'mī-əd] -n
- a member of a dynasty of caliphs based in Damascus that ruled from A.D. 661 to 750
um·bel ['əm-bəl] -n
- a racemose inflorescence typical of the carrot family in which the pedicels arise from about the same point to form a flat or rounded flower cluster
um·bel·late ['əm-bə-,lāt, ,əm-'be-lət] -adj
- bearing, consisting of, or arranged in umbels
- resembling an umbel in form
um·bel·li·fer [,əm-'be-lə-fər] -n
- a plant of the carrot family
um·bel·lif·er·ous [,əm-bə-'li-f(ə-)rəs] -adj
- of or relating to the carrot family
- umbelliferous flower heads
um·ber ['əm-bər] -n
- a brown earth that is darker in color than ocher and sienna because of its content of manganese and iron oxides and is highly valued as a permanent pigment either in the raw or burnt state
- a moderate to dark yellowish brown
- a moderate brown
umber [-b(ə-)riŋ] -vt
- to darken with or as if with umber
- of, relating to, or having the characteristics of umber
- of the color of umber
um·bil·i·cal [,əm-'bi-li-kəl, Brit also ,əm-bə-'lī-kəl] -adj
- of, relating to, or used at the navel
- of or relating to the central region of the abdomen
- being a necessary or nurturing link or connection
- the town's umbilical rail line
umbilical -n
- umbilical cord
umbilical cord -n
- a cord arising from the navel that connects the fetus with the placenta and through which respiratory gases, nutrients, and wastes pass
- yolk stalk
- a tethering or supply line (as for an astronaut outside a spacecraft or a diver underwater)
- a necessary, supportive, or nurturing link or connection
um·bil·i·cate [,əm-'bi-li-kət] -adj, n
- depressed like a navel
- having an umbilicus
um·bi·li·cus [,əm-'bi-li-kəs, ,əm-bə-'lī-] -n
- navel
- any of several morphological depressions
- hilum
- a central point : core, heart
um·bles ['əm-bəlz] -n pl
- the edible viscera of an animal and esp. of a deer or hog
um·bo ['əm-(,)bō] -n, adj
- the boss of a shield
- : a rounded elevation: as
- an inward projection of the tympanic membrane of the ear
- one of the lateral prominences just above the hinge of a bivalve shell
um·bra ['əm-brə] -n, adj
- a shaded area
- a conical shadow excluding all light from a given source
- the conical part of the shadow of a celestial body excluding all light from the primary source
- the central dark part of a sunspot
um·brage ['əm-brij] -n
- shade, shadow
- shady branches : foliage
- an indistinct indication : vague suggestion : hint
- a reason for doubt : suspicion
- a feeling of pique or resentment at some often fancied slight or insult
- took umbrage at the speaker's remarks
um·bra·geous [,əm-'brā-jəs] -adj, adv, n
- affording shade
- spotted with shadows
- inclined to take offense easily
um·brel·la [,əm-'bre-lə, esp Southern 'əm-,] -n
- a collapsible shade for protection against weather consisting of fabric stretched over hinged ribs radiating from a central pole
- a small one for carrying in the hand
- the bell-shaped or saucer-shaped largely gelatinous structure that forms the chief part of the body of most jellyfishes
- : something which provides protection: as
- defensive air cover (as over a battlefront)
- a heavy barrage
- something which covers or embraces a broad range of elements or factors
- decided to expand...by building new colleges under a federation umbrella -- Diane Ravitch
umbrella -vt
- to protect, cover, or provide with an umbrella
umbrella plant -n
- a perennial sedge ( Cyperus alternifolius) of Madagascar that has large terminal whorls of slender leaves and is often grown as an ornamental
umbrella tree -n
- any of various trees or shrubs resembling an umbrella esp. in the arrangement of leaves or the shape of the crown
- a widely cultivated schefflera ( Schefflera actinophyllasyn. Brassaia actinophylla) of Australia and New Guinea having leaflets radiating from an elongate petiole
Um·bri·an ['əm-brē-ən] -n, adj
- a native or inhabitant of Umbria
- the Italic language of ancient Umbria
Um·bun·du [,əm-'bu̇n-(,)dü] -n
- a Bantu language of central Angola
umi·ak ['ü-mē-,ak] -n
- an open Eskimo boat made of a wooden frame covered with hide
um·laut ['üm-,lau̇t, 'u̇m-] -n
- the change of a vowel (as u to e in goose, geese) that is caused by partial assimilation to a succeeding sound or that occurs as a reflex of the former presence of a succeeding sound which has been lost or altered
- a vowel resulting from such partial assimilation
- a diacritical mark placed over a vowel to indicate a more central or front articulation
umlaut -vt
- to produce by umlaut
- to write or print an umlaut over
ump ['əmp] -n
- umpire
- to act as umpire
um·pire ['əm-,pī(-ə)r] -n
- : one having authority to decide finally a controversy or question between parties: as
- one appointed to decide between arbitrators who have disagreed
- an impartial third party chosen to arbitrate disputes arising under the terms of a labor agreement
- an official in a sport who rules on plays
- a military officer who evaluates maneuvers
umpire -vb
- to supervise or decide as umpire
- to act as umpire
ump·teen ['əm(p)-,tēn, ,əm(p)-'] -adj
- very many : indefinitely numerous
UMWA -abbr
- United Mine Workers of America