micropile

Etymology
en

Noun

 * 1) Microfleece (material).
 * 2) A type of very small diameter pile used in building/construction.
 * 3) Opening in the seed coat which allows water to enter.
 * 4) An opening in the membranes surrounding the ovum, by which nutrition is assisted and the entrance of the spermatozoa permitted.

Etymology
From.

Noun

 * 1) microfleece (material)