urocord

from The Collaborative International Dictionary of English v.0.48
Urocord \U"ro*cord\, n. (Zool.)
   See {Urochord}.
   [1913 Webster]
    
from The Collaborative International Dictionary of English v.0.48
Urochord \U"ro*chord\, n. [2d uro- + chord.] (Zool.)
   The central axis or cord in the tail of larval ascidians and
   of certain adult tunicates. [Written also {urocord}.]
   [1913 Webster] Urochorda
    

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