cardioid

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car·di·oid

(kar'dē-oyd),
Resembling a heart.
[cardi- + G. eidos, resemblance]
References in periodicals archive ?
The final set-up (five cardioids pentagon) was chosen for its good directionality and its homogeneous coverage of all the performance area.
The pattern shown in Figure 1B illustrates a cardioid (heart-shaped) type.
Tenders are invited for Wireless Handheld Microphone Rf Output Power 10 Mw Max Modulation Mode Fm And Dynamic Or Cardioids Element With Base Unit Reputed Make- Ahuja ,Mega, Shure Only.