oscular


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os·cu·lum

 (ŏs′kyə-ləm)
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.

oscular

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

os•cu•lar

(ˈɒs kyə lər)

adj.
1. pertaining to an osculum.
2. pertaining to the mouth or kissing.
[1820–30]
os`cu•lar′i•ty (-ˈlær ɪ ti) n.
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References in periodicals archive ?
Water was slowly drawn from the inhalant stream at a distance of ~3-5 cm from the sponge ostia and then from the exhalant water inside the oscular aperture; care was taken to avoid contact with the sponge, and one syringe was used per specimen.
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).