holdfast

EnglishEdit

a workbench holdfast

EtymologyEdit

hold +‎ fast

NounEdit

holdfast (plural holdfasts)

  1. Something to or by which an object can be securely fastened.
  2. (zoology) A root-like structure that anchors aquatic sessile organisms, such as seaweed, other sessile algae, stalked crinoids, benthic cnidarians, and sponges, to the substrate.
  3. (archaic, medicine) Actinomycosis.

See alsoEdit

Last modified on 11 April 2014, at 02:23