concavity

Definitions of concavity
1

n the property possessed by a concave shape

Synonyms:
concaveness
Types:
hollowness
the property of having a sunken area
Type of:
configuration, conformation, contour, form, shape
any spatial attributes (especially as defined by outline)

n a shape that curves or bends inward

Synonyms:
concave shape, incurvation, incurvature
Types:
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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)
notch
a V-shaped or U-shaped indentation carved or scratched into a surface
glenoid cavity, glenoid fossa
the concavity in the head of the scapula that receives the head of the humerus to form the shoulder joint
glenoid fossa, mandibular fossa
a deep concavity in the temporal bone at the root of the zygomatic arch that receives the condyle of the mandible
epigastric fossa, pit of the stomach
a slight depression in the midline just below the sternum (where a blow can affect the solar plexus)
dimple
a small natural hollow in the cheek or chin
pharyngeal recess
a small recess in the wall of the pharynx
channel, groove
a long narrow furrow cut either by a natural process (such as erosion) or by a tool (as e.g. a groove in a phonograph record)
dimple
any slight depression in a surface
dip
a depression in an otherwise level surface
dent, incision, prick, scratch, slit
a depression scratched or carved into a surface
notch
a V-shaped indentation
droop, sag
a shape that sags
crease, crinkle, furrow, line, seam, wrinkle
a slight depression in the smoothness of a surface
chap, crack, cranny, crevice, fissure
a long narrow depression in a surface
cleft
a split or indentation in something (as the palate or chin)
Type of:
solid
a three-dimensional shape

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