adj.
Pronunciation: -ni-k ə t, -n ə - ˌ k ā t
Function: noun
Etymology: New Latin Tunicata, from neuter plural of Latin tunicatus
Date: 1889
: any of a subphylum (Urochordata syn. Tunicata) of marine chordate animals (as ascidians) that are filter feeders having a thick secreted covering layer, a greatly reduced nervous system, and only in the larval stage a notochord