Definition of Platyctenea
: an order of ctenophores (class Tentaculata) in which the body is much flattened giving distinct dorsal and ventral surfaces — compare ctenoplana
platyctenean\-nēən\ adjective or noun
Join MWU now and get access to America’s largest dictionary, with:
- 300,000 words that aren't in our free dictionary
- Expanded definitions, etymologies, and usage notes
- Advanced search features
- Ad free!
Origin and Etymology of platyctenea
New Latin, from platy- + Greek kten-, kteis comb — more at pectinate
Seen and Heard
What made you want to look up Platyctenea? Please tell us where you read or heard it (including the quote, if possible).