/ English Dictionary

PLANE FIGURE

Pronunciation (US):

(GB):

 I. (noun) 

Sense 1

Meaning:

A two-dimensional shape

Synonyms:

plane figure; two-dimensional figure

Classified under:

Nouns denoting two and three dimensional shapes

Hypernyms ("plane figure" is a kind of...):

figure (a combination of points and lines and planes that form a visible palpable shape)

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

heart (a plane figure with rounded sides curving inward at the top and intersecting at the bottom; conventionally used on playing cards and valentines)

polygon; polygonal shape (a closed plane figure bounded by straight sides)

conic; conic section ((geometry) a curve generated by the intersection of a plane and a circular cone)

oblong (a plane figure that deviates from a square or circle due to elongation)

hemicycle; semicircle (a plane figure with the shape of half a circle)

sector (a plane figure bounded by two radii and the included arc of a circle)

star (a plane figure with 5 or more points; often used as an emblem)

paraboloid (a surface having parabolic sections parallel to a single coordinate axis and elliptic sections perpendicular to that axis)

ellipsoid (a surface whose plane sections are all ellipses or circles)

figure 8; figure eight; figure of eight (a two-dimensional figure having the shape of the number eight)

tree; tree diagram (a figure that branches from a single root)

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