(a.) Swimming by the expansion and contraction, or lunglike movement, of the body, or of the disk, as do the medusae.
PULMOGRADE
Meaning of PULMOGRADE in English
Webster's English dictionary. Английский словарь Webster. 2012
(a.) Swimming by the expansion and contraction, or lunglike movement, of the body, or of the disk, as do the medusae.
Webster's English dictionary. Английский словарь Webster. 2012