CONCAVITY

Pronunciation (US):

(GB):

 Dictionary entry overview: What does concavity mean? 

• CONCAVITY (noun)
  The noun CONCAVITY has 2 senses:

1. a shape that curves or bends inward

2. the property possessed by a concave shape

  Familiarity information: CONCAVITY used as a noun is rare.

 Dictionary entry details 

• CONCAVITY (noun)

Sense 1

Meaning:

A shape that curves or bends inward

Classified under:

Nouns denoting two and three dimensional shapes

Synonyms:

concave shape; concavity; incurvation; incurvature

Hypernyms ("concavity" is a kind of...):

solid (a three-dimensional shape)

Hyponyms (each of the following is a kind of "concavity"):

dome (a concave shape whose distinguishing characteristic is that the concavity faces downward)

fossa; pit (a concavity in a surface (especially an anatomical depression))

corner; niche; recess; recession (a small concavity)

bowl; trough (a concave shape with an open top)

pocket; scoop (a hollow concave shape made by removing something)

depression; impression; imprint (a concavity in a surface produced by pressing)

cup (any cup-shaped concavity)

indentation; indenture (a concave cut into a surface or edge (as in a coastline))

Derivation:

concave (curving inward)

Sense 2

Meaning:

The property possessed by a concave shape

Classified under:

Nouns denoting attributes of people and objects

Synonyms:

concaveness; concavity

Hypernyms ("concavity" is a kind of...):

configuration; conformation; contour; form; shape (any spatial attributes (especially as defined by outline))

Hyponyms (each of the following is a kind of "concavity"):

hollowness (the property of having a sunken area)

Derivation:

concave (curving inward)

 Context examples 

The anterior concavity in the curvature of the lumbar and cervical spine as viewed from the side.

(Lordosis, NLM, Medical Subject Headings)

That portion of the pancreas lying in the concavity of the duodenum.

(Head of the Pancreas, NCI Thesaurus)

A concavity in a surface, especially an anatomical depression.

(Fossa, NCI Thesaurus)

The underside concavity where the arm and the shoulder are joined.

(Axilla, NCI Thesaurus)

One of approximately 20-30 lymph nodes in chain formation that traverse the concavity of the underarm to the clavicle.

(Axillary lymph node, NCI Thesaurus)