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n. pl. os·cu·la (-kyə-lə)
A large opening in a sponge, through which water is expelled.

[Latin ōsculum, diminutive of ōs, mouth; see ōs- in Indo-European roots.]

os′cu·lar adj.


1. (Zoology) zoology of or relating to an osculum
2. of or relating to the mouth or to kissing


(ˈɒs kyə lər)

1. pertaining to an osculum.
2. pertaining to the mouth or kissing.
os`cu•lar′i•ty (-ˈlær ɪ ti) n.
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References in periodicals archive ?
cirrhosus have also been shown to deposit their eggs near the oscular cavity of the sponge Mycale adhaerens, which is thought to provide protection from predation (Munehara and others 1991).
The minimalist performance was followed by some equally abrasive and endearingly maniacal videos with titles like Grading Tips for Teachers, 2001, and Tony's Oscular Pets, 2003.