Dictionary
5 ENTRIES FOUND:

jellyfish

noun jel·ly·fish \ˈje-lē-ˌfish\

: a sea animal that has a very soft body and that can sting

Full Definition of JELLYFISH

1
a :  a free-swimming marine coelenterate that is the sexually reproducing form of a hydrozoan or scyphozoan and has a nearly transparent saucer-shaped body and extensible marginal tentacles studded with stinging cells
b :  siphonophore
c :  ctenophore
2
:  a person lacking backbone or firmness

Examples of JELLYFISH

  1. <a jellyfish who was afraid to tell her boss that her latest brainstorm was just plain bad>

Illustration of JELLYFISH

First Known Use of JELLYFISH

1841

Related to JELLYFISH

jellyfish

noun jel·ly·fish \ˈjel-ē-ˌfish\   (Medical Dictionary)

Medical Definition of JELLYFISH

:  a free-swimming marine coelenterate that is the sexually reproducing form of a hydrozoan or scyphozoan and has a nearly transparent saucer-shaped body and extensible marginal tentacles studded with stinging cells

Browse

Next Word in the Dictionary: jelly fungusPrevious Word in the Dictionary: jelly end rotAll Words Near: jellyfish
March 27, 2015
quiescent Hear it
Tranquilly at rest or causing no trouble
Take a 3-minute break and test your skills!
How to use a word that (literally) drives some people nuts.
Test your vocab with our fun, fast game
Ailurophobia, and 9 other unusual fears