Nouns denoting two and three dimensional shapes
- prismoid
- a prismatoid whose bases are polygons having the same number of sides and whose other faces are trapezoids or parallelograms
- bead
- a shape that is spherical and small
- bound
- a line determining the limits of an area
- isosceles triangle
- a triangle with two equal sides
- excrescence
- something that bulges out or is protuberant or projects from its surroundings
- triangle
- something approximating the shape of a triangle
- Platonic solid
- any one of five solids whose faces are congruent regular polygons and whose polyhedral angles are all congruent
- parallelogram
- a quadrilateral whose opposite sides are both parallel and equal in length
- belly
- a part that bulges deeply
- distorted shape
- a shape resulting from distortion
- equiangular triangle
- a three-sided regular polygon
- angle of refraction
- the angle between a refracted ray and a line perpendicular to the surface between the two media at the point of refraction
- pouch
- an enclosed space
- facet
- a smooth surface (as of a bone or cut gemstone)
- corrugation
- a ridge on a corrugated surface
- rectangle
- a parallelogram with four right angles
- line
- a slight depression or fold in the smoothness of a surface
- conic section
- (geometry) a curve generated by the intersection of a plane and a circular cone
- bulb
- anything with a round shape resembling a teardrop
- convex shape
- a shape that curves or bulges outward
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