concha

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con·cha

 (kŏng′kə)
n. pl. con·chae (-kē′)
1. Anatomy Any of various structures, such as the external ear, that resemble a shell in shape. Also called conch.
2. Architecture The half dome over an apse.

[Late Latin, semidome, from Latin, mussel shell; see conch.]

con′chal (-kəl) adj.

concha

(ˈkɒŋkə)
n, pl -chae (-kiː)
1. (Anatomy) any bodily organ or part resembling a shell in shape, such as the external ear
2. (Architecture) architect Also called: conch the half dome of an apse
ˈconchal adj

con•cha

(ˈkɒŋ kə)

n., pl. -chae (-kē).
1.
a. a shell-like structure, esp. the external ear.
b. any turbinate bone.
[1605–15; < New Latin, Latin: conch]
con′chal, adj.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.concha - (anatomy) a structure that resembles a shell in shape
anatomical structure, bodily structure, body structure, complex body part, structure - a particular complex anatomical part of a living thing; "he has good bone structure"
nasal concha - one of several turbinate bones in the nasal cavity
anatomy, general anatomy - the branch of morphology that deals with the structure of animals
References in periodicals archive ?
Type 3: presence of a unilateral crest at the level of the head of the middle nasal concha.
Type 4: presence of two crests, one at the level of the head of the middle nasal concha and the other on the opposite side (in the valve area) with impaired valve function.
The concha bullosa of the middle turbinate is the most commonly seen anatomic variant of the middle nasal concha.