remora Hear it!

remora Definition

remo·ra (rem′ər ə, rə môr′ə)

noun

  1. any of a family (Echeneidae) of small, marine percoid fishes with an oval sucking disc on top of the head, by which they cling to sharks and other larger fishes, turtles, passing ships, etc.
  2. anything that hinders or impedes

Etymology: L, lit., hindrance < re-, back + mora, a delay: for IE base see mourn