Noun
Same as Oscule.
Source: Webster's dictionaryIn the Christian liturgy of the first century, the osculum assumed a new function. It became one of two high points in the celebration of the Eucharist. Ivan Illich
The Latin osculum is neither very old nor frequent. It is one of three words that can be translated by the English, "kiss." Ivan Illich
Sponges can control the water flow by various combinations of wholly or partially closing the osculum and ostia (the intake pores) and varying the beat of the flagella, and may shut it down if there is a lot of sand or silt in the water. Source: Internet
Myocytes are thought to be responsible for closing the osculum and for transmitting signals between different parts of the body. Source: Internet
Some species can contract the osculum independently of the rest of the body. Source: Internet