jellyfishes is a form of:

Jellyfish



noun
1.
(an invertebrate sea animal with an umbrellashaped, partly transparent body that looks like jelly. Some kinds have slender, stinging threads on the underside) ជំពុលទឹក, ខ្ញែសមុទ្រ
ENGLISH MEANING
noun
1.
Any one of the acalephs, esp. one of the larger species, having a jellylike appearance.