• Webster's Revised Unabridged Dictionary
    • a Echinate Set with prickles; prickly, like a hedgehog; bristled; as, an echinated pericarp.
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Century Dictionary and Cyclopedia
    • echinate Spiny, like a hedgehog; bristling with sharp points; bristly. An echinate surface is one thickly covered with sharp elevations like spines bristling, and is to be distinguished from a muricate surface, in which the elevations are scattered, lower, and not so acute.
    • echinate To project at an acute angle to the axis of (a fiber), giving it a feathery or plumed appearance: said of the spicules in the axinellid type of sponge skeleton.
    • echinate To project at an acute angle to the axis of a fiber: said of the spicules in a sponge skeleton.
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Chambers's Twentieth Century Dictionary
    • adj Echinate ek′in-āt prickly like a hedgehog: set with prickles or bristles
    • n Echinate one of the Echinoi′dea
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Webster's Revised Unabridged Dictionary
L. echinatus,. See Echinus


In literature:

Echinate: set with prickles.
"Explanation of Terms Used in Entomology" by John. B. Smith
Spikelets binate and all round the rachis, 3-glumed, glumes echinate 14.
"A Handbook of Some South Indian Grasses" by Rai Bahadur K. Ranga Achariyar
Echinate: Beset with pointed prominences.
"The Elements of Bacteriological Technique" by John William Henry Eyre