trabecula

Etymology
From, diminutive of.

Noun

 * 1) A small supporting beam.
 * 2)  A small mineralized spicule that forms a network in spongy bone.
 * 3)  A fibrous strand of connective tissue that supports it in place.
 * 4)  Either of a pair of movable appendages on the head, in front of the antennae, of some mallophagous insects.
 * 5)  One of the fleshy columns, or columnae carneae, in the ventricle of the heart, to which the chordae tendineae are attached.
 * 6)  A projection from the cell wall across the cell cavity of the ducts of certain plants.

Etymology
Diminutive of.

Noun

 * 1) A small beam.