Webster's English Dictionary

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siphonophore

si.pho.no.phore \si--'fa:n-*-.fo-(*)r, 'si--f*-n*-, -.fo.(*)r\ n [deriv. of 
   Gk sipho-n + pherein to carry - more at BEAR] : any of an order 
   (Siphonophora) of compound free-swimming or floating pel agic hydrozoans 
   mostly delicate, transparent, and colored and with specialized zooids