English Explanatory Dictionary

cardioid

English dictionary entry

Meanings

noun
  1. An epicycloid with exactly one cusp; the plane curve with polar equation ρ=1+ cos ,θ - approximately heart-shaped
adj
  1. Having this characteristic shape
  2. sensitive in front, but not behind or at the sides

Pronunciation

en-us-cardioid.ogg

Word forms

cardioid cardioids more cardioid most cardioid

Etymology

By surface analysis, cardi- + -oid.

Derived words

subcardioid cardioid catacaustic cardioid condenser cardioid coordinate cardioid evolute cardioid inverse curve cardioid involute cardioid microphone hypercardioid supercardioid
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