[cas.tor] n [ME, fr. L, fr. Gk kastor, fr. Kastor Castor] (14c) 1: beaver 1a
2: castoreum
3: a beaver hat Cas.tor n [L, fr. Gk Kastor] 1: one of the Dioscuri
2: the more northern of the two bright stars in Gemini
[cas.tor] n [ME, fr. L, fr. Gk kastor, fr. Kastor Castor] (14c) 1: beaver 1a
2: castoreum
3: a beaver hat Cas.tor n [L, fr. Gk Kastor] 1: one of the Dioscuri
2: the more northern of the two bright stars in Gemini
Merriam-Webster English vocab. Английский словарь Merriam Webster. 2012