siphonophore
UK[ˈsaɪfənəˌfɔː]US[ˈsaɪfənəˌfɔːr]
n
A colonial marine animal of the phylum Cnidaria, composed of many specialized zooids that function together as a single organism.
n
Any member of the order Siphonophorae, which includes complex, free-swimming hydrozoans like the Portuguese man o' war.
Morpheme Breakdown
siphon
o
phore
siphon
tube
o
phore
bearer
Etymology
The term 'siphonophore' is a modern scientific Latin construction from the 19th century, built directly from ancient Greek roots. It literally means "tube-bearer," a name derived from the characteristic long, tubular siphosome—the lower part of the colony containing the feeding and reproductive zooids. The Greek 'siphōn' (pipe) evolved from a likely Proto-Indo-European root meaning "to drip or flow," perfectly describing the function of these structures. Combined with '-phoros' (bearing), the term creates a vivid, descriptive label for these composite organisms whose colonial nature functions as a unified whole, bearing specialized tubular units for feeding and propulsion.
Analysis
Structure: siphon (tube) + o + phore (bearer)
siphon: From Greek 'siphōn' (pipe, tube). In this word, it refers to the tubular feeding structures of the colony.
o: A connecting vowel, typically of Greek origin, used to join word elements.
phore: From Greek '-phoros' (bearing, carrying), from 'pherein' (to bear). In this word, it indicates an organism that carries or possesses tubes.
Examples
The Portuguese man o' war is perhaps the most famous and dangerous type of siphonophore.
Scientists used a remotely operated vehicle to film a rare, bioluminescent siphonophore in the deep ocean.
Despite its jellyfish-like appearance, a siphonophore is not a single animal but a complex colony of interdependent organisms.