Defn: One of the several parts composing a rhabdom.
RHABDOPHORA
Rhab*doph"o*ra, n. pl. Etym: [NL., fr. Gr. "ra`bdos a rod + (Zoöl.)
Defn: An extinct division of Hydrozoa which includes the graptolities.
RHABDOPLEURA
Rhab`do*pleu"ra, n. Etym: [NL., fr. Gr. "ra`bdos a rod + (Zoöl.)
Defn: A genus of marine Bryozoa in which the tubular cells have a centralchitinous axis and the tentacles are borne on a bilobed lophophore. It is the type of the order Pterobranchia, or Podostomata
RHABDOSPHERE
Rhab"do*sphere, n. Etym: [Gr. "ra`bdos a rod + E. sphere.]
Defn: A minute sphere composed of rhabdoliths.
RHACHIALGIA
Rha`chi*al"gi*a, n. Etym: [NL.]
Defn: See Rachialgia.
RHACHIDIAN
Rha*chid"i*an, a.