spicule

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spicule

 [spik´ūl]
a sharp, needle-like body or spike.

spic·ule

(spik'yūl),
1. A small needle-shaped body.
2. Accessory reproductive structure in male nematodes; useful in identification of species.
[L. spiculum, dim. of spica, or spicum, a point]

spicule

/spic·ule/ (spik´ūl) a sharp, needle-like body.

spicule

(spĭk′yo͞ol) also

spicula

(-yə-lə)
n. pl. spic·ules also spic·ulae (-yə-lē)
A small needlelike structure or part, such as one of the silicate or calcium carbonate processes supporting the soft tissue of certain invertebrates, especially sponges.

spic′u·lar (-yə-lər), spic′u·late (-yə-lĭt, -lāt′) adj.

spicule

[spik′yo̅o̅l]
Etymology: L, spiculum, point
a small sharp body with a needlelike point.

spic·ule

(spik'yūl)
A small, needle-shaped body.
[L. spiculum, dim. of spica, or spicum, a point]

spicule

  1. a small spiked structure in male nematode worms that assists in copulation.
  2. a slender rod of calcium carbonate found in sponges, that supports the soft wall.

spicule

small spike at outer margin of the nail plate that can penetrate local nail wall (causing paronychia/ingrowing toenail) or cause local pain (i.e. a hang nail)

spic·ule

(spik'yūl)
A small, needle-shaped body.
[L. spiculum, dim. of spica, or spicum, a point]

spicule (spik´ūl),

n a small needle-shaped body.

spicule

1. a sharp, needle-like body or spike.
2. part of the male genital apparatus in nematodes; they engage the female genital orifice during copulation.