- 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.
- anything that hinders or impedes
Origin of remoraL, literally , hindrance from re-, back + mora, a delay: for Indo-European base see mourn
Origin of remoraLatin delay (from the belief that they could slow ships down) from remorārī to delay re- re- morārī to delay ( from mora delay )
(plural remora or remoras)
Latin remora (“delay"), believed to retard a ship to which attached.