Nouns denoting two and three dimensional shapes

a depression scratched or carved into a surface
acute angle
an angle less than 90 degrees but more than 0 degrees
Platonic solid
any one of five solids whose faces are congruent regular polygons and whose polyhedral angles are all congruent
a plane figure bounded by two radii and the included arc of a circle
internal angle
the angle inside two adjacent sides of a polygon
any sharply pointed projection
(astronomy) the angular distance of a celestial point measured westward along the celestial equator from the zenith crossing; the right ascension for an observer at a particular location and time of day
(geometry) a straight line connecting any two vertices of a polygon that are not adjacent
a circle dividing a sphere or other surface into two usually equal and symmetrical parts
angle of attack
the acute angle between the direction of the undisturbed relative wind and the chord of an airfoil
regular polygon
a polygon with all sides and all angles equal
a four-sided polygon
an amorphous or indefinite shape
a three-sided polygon
a figure whose sides are all equal
something that bulges out or is protuberant or projects from its surroundings
right-angled triangle
a triangle with one right angle
a star with 5 points; formed by 5 straight lines between the vertices of a pentagon and enclosing another pentagon
magnetic dip
(physics) the angle that a magnetic needle makes with the plane of the horizon
leaf shape
any of the various shape that leaves of plants can assume
  List More