jellyfish
Meanings
- An almost transparent aquatic animal; any one of the acalephs, especially one of the larger species, having a jellylike appearance.
- Any of various species of cnidarians in the subphylum Medusozoa, including box jellyfish (class Cubozoa), true jellyfish (class Scyphozoa), stalked jellyfish (class Staurozoa), and certain hydrozoans.
- The medusa phase of these animals rather than a younger life stage.
- A ctenophore, a member of the phylum Ctenophora (comb jellies).
- A sudoku technique involving possible cell locations for a digit, or pair, or triple, in uniquely four rows and four columns only. This allows for the elimination of candidates around the grid.
Pronunciation
Word forms
Etymology
Etymology tree Proto-Indo-European *gel- Latin gelū Proto-Indo-European *-h₂ Proto-Indo-European *-éh₂ Proto-Indo-European *-yéti Proto-Indo-European *-eh₂yéti Proto-Italic *-āō Latin -ō Latin gelō ▲ Proto-Indo-European *-éh₂ Proto-Indo-European *-tós Proto-Indo-European *-eh₂tos Proto-Italic *-ātos Latin -ātus Latin -āta Early Medieval Latin gelāta Old French geleebor. Middle English gele English jelly Proto-Indo-European *péysks Proto-Germanic *fiskaz Proto-West Germanic *fisk Old English fisċ Middle English fisch English fish English jellyfish From jelly + fish. From being an aquatic creature (i.e. fish) that is gelatinous (“jelly”). Despite the name, jellyfish are not biologically classified as fish. The term appeared in the mid-19th century and displaced various older terms such as sea jelly (now much less common), blubber/sea blubber, nettle/sea nettle (both now referring to specific jellyfish species), and, in scientific literature, medusa.