jəˈfirēə, ˌjefəˈrēə noun plural
Usage: capitalized
Etymology: New Latin, from Greek gephyra bridge; perhaps akin to Armenian kamurj bridge
: a prob. artificial group of marine worms variously regarded as a phylum or as a class of Annelida, including Echiuroidea, Sipunculoidea, and Priapuloidea, and comprising worms that are unsegmented as adults and have coeloms and separate sexes and typically a single pair of nephridia
• ge·phyr·e·an jəˈfirēən, |jefə|rēən adjective or noun