curved shape vs polygonal chain

polygonal chain vs curved shape

curved shape and polygonal chain both are nouns.

Word	Noun	Adjective	Verb	Adverb
curved shape	Yes	No	No	No
polygonal chain	Yes	No	No	No

As nouns, polygonal chain is a hyponym of curved shape; that is, polygonal chain is a word with a more specific, narrower meaning than curved shape:

curved shape: the trace of a point whose direction of motion changes
polygonal chain: in geometry, a connected series of line segments.

Other hyponyms of curved shape include bell-shaped curve, Gaussian curve, Gaussian shape, normal curve, meander, closed curve, S-shape, catenary, Cupid's bow, undulation, wave, extrados, gooseneck, intrados, bend, crook, turn, twist, crotchet, hook, envelope, arc, crenation, crenature, crenel, crenelle, scallop, spiral, helix, spiral, perversion, sinuosity, sinuousness, arch, bell, bell shape, campana, arc, bow, crescent, quadric, quadric surface, lemniscate, line roulette, roulette, pedal curve, indifference curve, demand curve, conchoid, brachistochrone, supply curve, cosine curve, cotangent curve, tangent curve.

curved shape (noun)	polygonal chain (noun)
the trace of a point whose direction of motion changes	in geometry, a connected series of line segments.

Difference between curved shape and polygonal chain

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