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  1. cardioid love

Definitions

American Heritage® Dictionary of the English Language, Fourth Edition

  1. 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.

Century Dictionary and Cyclopedia

  1. 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.
  2. Resembling or having the characters of the Cardiidæ.

Wiktionary

  1. n. geometry An epicycloid with exactly one cusp; the plane curve with polar equation - having a shape supposedly heart-shaped
  2. adj. Having this characteristic shape

GNU Webster's 1913

  1. n. (Math.) An algebraic curve, so called from its resemblance to a heart.

WordNet 3.0

  1. n. an epicycloid in which the rolling circle equals the fixed circle

Etymologies

  1. cardio- + -oid (Wiktionary)

Examples

  • “Do not use a omnidirectional mic or something like that, look up "cardioid" and make sure that's the type of mic you are using!”

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  • “† For my fellow audio engineering geeks out there, my brother held an Audio Technica Dual Reference cardioid mic directly at the sound hole on an X axis.”

    Guitar Fridays: 1921 Martin 00-28

  • “Tried the directional cardioid and the omnidirectional capsule settings, went with the omnidirectional.”

    [film] Ask the Dust

  • “A word of caution that it is quite sensitive and will pick up a lot of ambient noise, even using the cardioid capsule.”

    That's what I want plugged into my Mac Mini!

  • “Severing the cardioid arteries releases the pressure and drains blood from the brain.”

    Asimov's Science Fiction

  • “The image expanded; they were diving into the cleft between the main cardioid and its tangent circle.”

    The Ghost from the Grand Banks

  • “It has three capsules, with settings for stereo, cardioid, omnidirectional, and bidirectional recording; a built-in headphone amplifier for latency-free monitoring; and dials to control gain and headphone volume.”

    Boing Boing

  • “I was so fascinated by the shape and mathematical description of a simple curve (cardioid or cissoid per - haps) that I had stumbled across in my reading that again I could not rest until I had explored in depth as many curves as I could”

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  • “The Electro-Voice N/DYM® N/D267AS is a dynamic cardioid vocal microphone that offers clear, consistent sound without low-end distortion.”

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  • “The mic features a one-inch side-terminated cardioid capsule with an open airy top end response.”

    MacMusic - News

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‘cardioid’ has been looked up 1320 times, loved by 1 person, added to 13 lists, and has a Scrabble score of 12.