The anterior appendage of a bird. SYN: ala (1).
- angel w. a deformity in which both scapulae project conspicuously. SEE ALSO: winged scapula.
- ashen w. SYN: vagal (nerve) trigone.
- w. of central lobule [TA] the lateral winglike projection of the central lobule of the cerebellum; made up of an inferior part [TA], which is the lateral portion of lobule II (of Larsell), and a superior part [TA], which is the lateral portion of lobule III (of Larsell). SYN: ala central lobule [TA], ala lobulis centralis [TA], ala cerebelli.
- w. of crista galli SYN: ala of crista galli.
- gray w. SYN: vagal (nerve) trigone.
- greater w. of sphenoid (bone) [TA] strong squamous processes extending in a broad superolateral curve from the body of the sphenoid bone. The greater w. presents these surfaces (facies): 1) cerebral surface : forms anterior third of the floor of the lateral portion of the middle cranial fossa; 2) temporal surface : forms the deepest portion of the temporal fossa; 3) infratemporal surface, forms the “roof” of the infratemporal fossa; 4) orbital surface : forms posterolateral wall of orbit. The greater w. forms the inferior border of the supraorbital fissure, and is perforated at its root by foramina rotundum ovale and spinosum and the pterygoid canal. SYN: ala major ossis sphenoidalis [TA], ala temporalis.
- w. of ilium ala of ilium.
- lesser w. of sphenoid (bone) [TA] one of a bilateral pair of triangular, pointed plates extending laterally from the anterolateral body of the sphenoid bone. Forming the posteriormost portion of the floor of the anterior cranial fossa, their sharp posterior edge forms the sphenoidal ridge separating anterior and middle cranial fossae. The medial end of the lesser w. attaches to the body by means of two pedicles, thus forming the optic canal. The w. itself forms the superior margin of the supraorbital fissure. SYN: ala minor ossis sphenoidalis [TA], ala orbitalis, Ingrassia process.
- w. of nose SYN: ala of nose.
- w. of sacrum ala of sacrum.
- w. of vomer SYN: ala of vomer.

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wing 'wiŋ n
1) one of the movable feathered or membranous paired appendages by means of which a bird, bat, or insect is able to fly
2) a winglike anatomical part or process: ALA esp any of the four winglike processes of the sphenoid bone see GREATER WING, LESSER WING
winged 'wiŋd, 'wiŋ-əd adj

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(wing) [L. ala] 1. either of the paired anterior appendages of birds, which are modified for flight. 2. a structure or part resembling the wing of a bird; called also ala.

Medical dictionary. 2011.

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  • wing — /wing/, n. 1. either of the two forelimbs of most birds and of bats, corresponding to the human arms, that are specialized for flight. 2. either of two corresponding parts in flightless birds, which may be rudimentary, as in certain ratite birds …   Universalium

  • wing — [wiŋ] n. [ME winge, weng < ON vaengr (for IE base see WIND2): the word replaced OE fether, wing, FEATHER] 1. a) either of the two feathered forelimbs of a bird, fully developed for flying, as in most birds, or insufficiently developed for… …   English World dictionary

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  • wing — ► NOUN 1) a modified forelimb or other appendage enabling a bird, bat, insect, or other creature to fly. 2) a rigid horizontal structure projecting from both sides of an aircraft and supporting it in the air. 3) a part of a large building,… …   English terms dictionary

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  • Wing — Wing, v. t. [imp. & p. p. {Winged}; p. pr. & vb. n. {Winging}.] 1. To furnish with wings; to enable to fly, or to move with celerity. [1913 Webster] Who heaves old ocean, and whowings the storms. Pope. [1913 Webster] Living, to wing with mirth… …   The Collaborative International Dictionary of English

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  • Wing, ND — U.S. city in North Dakota Population (2000): 124 Housing Units (2000): 89 Land area (2000): 0.589750 sq. miles (1.527446 sq. km) Water area (2000): 0.000000 sq. miles (0.000000 sq. km) Total area (2000): 0.589750 sq. miles (1.527446 sq. km) FIPS… …   StarDict's U.S. Gazetteer Places

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