noun, plural os·cu·la [os-kyuh-luh] /ˈɒs kyə lə/.
Origin of osculum
Examples from the Web for oscula
Historical Examples of oscula
The oscula are large and ragged on the edges; the shape is irregular.
Oscula numerous but minute and inconspicuous, never star-shaped.
Generally cup-shaped; oscula on inner side of cup or on upper flat surface; very soft and elastic.
The external membrane in many Spongillid is prolonged round and above the oscula so as to form an oscular collar.
The water from outside therefore flows in at the pores and finally makes its way out of the oscula.