Meaning Of The Word Heart urchin

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What's the definition of Heart urchin? Find Heart urchin meanings, definitions and more at the Real Dictionary online.

Heart urchin Meaning

Heart urchin Definition
Heart urchin Definition

What's The Definition Of Heart urchin?

heart urchin in American English
any of an order (Spatangoida) of echinoid echinoderms with an elongated, somewhat heart-shaped shell
noun: an echinoderm of the order Spatangoida, having an elongate, somewhat heart-shaped outer covering

heart urchin in British English
noun: any echinoderm of the genus Echinocardium, having a heart-shaped body enclosed in a rigid spiny test: class Echinoidea (sea urchins)

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