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aculeus

DEFINITIONS OF: aculeus

1

n a sharp-pointed process especially a sting of a hymenopterous insect

Type of:
stinger
a sharp organ of offense or defense (as of a wasp or stingray or scorpion) often connected with a poison gland

n a stiff sharp-pointed plant process

Types:
pricker, prickle, spikelet, spine, sticker, thorn
a small sharp-pointed tip resembling a spike on a stem or leaf
glochid, glochidium
a barbed spine or bristle (often tufted on cacti)
Type of:
enation, plant process
a natural projection or outgrowth from a plant body or organ
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