- belonging or pertaining to the Pteropoda, a group of mollusks having the lateral portions of the foot expanded into winglike lobes used in swimming.
- a pteropod mollusk.
Origin of pteropod
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
Examples from the Web for pteropod
An attempt I made at fishing with the net failed entirely—a pteropod (Clio borealis) and a few crustacea were the whole result.Farthest North
In almost all Gasteropod and Pteropod larv there is present a well-developed spindle muscle attaching the embryo to the shell.The Works of Francis Maitland Balfour, Volume II (of 4)
Francis Maitland Balfour
- any small marine gastropod mollusc of the group or order Pteropoda, in which the foot is expanded into two winglike lobes for swimming and the shell is absent or thin-walledAlso called: sea butterfly
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012