Meaning of tenaculum

te•nac•u•lum

Pronunciation: (tu-nak'yu-lum), [key]
— pl. -la
  1. a small sharp-pointed hook set in a handle, used for seizing and picking up parts in operations and dissections.
  2. a clasplike appendage on the abdomen of a springtail, which holds the springing device in place.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.