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[ter-uh-pod] /ˈtɛr əˌpɒd/
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.
1825-35; < New Latin Pteropoda (plural); see ptero-, -pod Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2015.
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Examples from the web for pteropod
  • Experiments show that pteropod shells grow more slowly in acidified seawater.
  • One type of free-swimming mollusk called a pteropod is eaten by organisms ranging in size from tiny krill to whales.
British Dictionary definitions for pteropod


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-walled Also called sea butterfly
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
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Encyclopedia Article for pteropod

small marine gastropods of the subclass Opisthobranchia having a pair of winglike flaps (parapodia) that are used for swimming. These gastropods were once grouped as the order Pteropoda. They live at or near the sea surface; most are less than 1 cm (0.4 inch) long.

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Encyclopedia Britannica, 2008. Encyclopedia Britannica Online.
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