[ptero.pod] n [NL Pteropoda, group name, fr. Gk pteron wing + NL -poda] (1835): any of the opisthobranch mollusks comprising two orders (Thecosomata and Gymnosomata) and having the anterior lobes of the foot expanded into broad thin winglike swimming organs
PTEROPOD
Meaning of PTEROPOD in English
Merriam-Webster English vocab. Английский словарь Merriam Webster. 2012