[ 'mʌɪkrə(ʊ)pʌɪl ]
■ noun
1》 Botany a small opening in the surface of an ovule, which the pollen tube penetrates.
2》 Zoology a small opening for spermatozoa in the egg of a fish, insect, etc.
Origin
C19: from micro- + Gk pulē 'gate'.
[ 'mʌɪkrə(ʊ)pʌɪl ]
■ noun
1》 Botany a small opening in the surface of an ovule, which the pollen tube penetrates.
2》 Zoology a small opening for spermatozoa in the egg of a fish, insect, etc.
Origin
C19: from micro- + Gk pulē 'gate'.
Concise Oxford English vocab. Сжатый оксфордский словарь английского языка. 2004