arbuscle

/AA0 R B AH1 S AH0 L/
noun
  1. 1

    (botany) A plant midway in height between a shrub and a tree; a dwarf tree.

  2. 2

    (mycology) The site at which a symbiotic fungus attaches to the roots of a plant and exchanges nutrients, etc., with it.

  3. 3

    (mycology) A branched hypha in some fungi.

  4. 4

    (zoology) A clump of feather-like cilia (hairlike structures).