OSTIUM


Meaning of OSTIUM in English

/os"tee euhm/ , n. , pl. ostia /-tee euh/ .

1. Anat. , Zool. a small opening or orifice, as at the end of the oviduct.

2. Zool. one of the tiny holes in the body of a sponge.

[ 1655-65; ostium entrance, river mouth ]

Random House Webster's Unabridged English dictionary.      Полный английский словарь Вебстер - Random House .