Cardioid

Acceptable For Game Play - US & UK word lists

This word is acceptable for play in the US & UK dictionaries that are being used in the following games:

The American Heritage® Dictionary of the English Language, 4th Edition
  • n. A heart-shaped plane curve, the locus of a fixed point on a circle that rolls on the circumference of another circle with the same radius.
    • Wiktionary, Creative Commons Attribution/Share-Alike License
  • n. An epicycloid with exactly one cusp; the plane curve with polar equation - having a shape supposedly heart-shaped
  • adj. Having this characteristic shape
    • the GNU version of the Collaborative International Dictionary of English
  • n. An algebraic curve, so called from its resemblance to a heart.
    • The Century Dictionary and Cyclopedia
  • n. A curve which may be considered as the path of a point on the circumference of a circle which rolls on another circle of equal size.
  • Resembling or having the characters of the Cardiidæ.
    • WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
  • n. an epicycloid in which the rolling circle equals the fixed circle
    • Hypernym
    Words that are more generic or abstract
    epicycloid   
     
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