trichite

/T R IH1 CH AY0 T/
noun
  1. 1

    (zoology) A delicate, hair-like siliceous spicule, found in certain sponges.

  2. 2

    (mineralogy) A kind of crystallite resembling a bunch of hairs, common in obsidian.

  3. 3

    (biochemistry) A needle-shaped crystal of amylose in starch grains.