Lewis & Short

Parsing inflected forms may not always work as expected. If the following does not give the correct word, try Latin Words or Perseus.

2. Castor, ŏris (acc. to some gramm. Castōris, Quint. 1, 5, 60), m., = Κάστωρ.

  1. I. The son of the Spartan king Tyndarus and Leda, brother of Helena and Pollux, with whom, as twin star (Gemini; hence even Castores, Plin. 10, 43, 60, § 121; 35, 4, 10, § 27; 7, 22, 22, § 86; and: alter Castor, Stat. S. 4, 6, 16), he served as a guide to mariners, Varr. L. L. 5, § 58; Cic. N. D. 2, 2, 6; 3, 18, 45; Hor. Ep. 2, 1, 5; id. Epod. 17, 42; 17, 43; id. C. 4, 5, 35: gaudet equis, id. S. 2, 1, 26; cf. id. C. 1, 12, 25, and Ov. M. 12, 401: ad Castoris (sc. aedem), on the forum, Cic. Mil. 33, 91; where pecuniary affairs were transacted, id. Quint. 4, 17; cf. Juv. 14, 260.
  2. II. Derivv.
    1. A. In oaths: ecastor and mecastor [the old interj. e or the pron. acc. me, prefixed; cf.: equidem, edepol; mehercle, medius fiduis, etc., v. Corss. Ausspr. II. p. 856 sq.], by Castor, an oath in very frequent use, especially by women, though not exclusively by them, as asserted by Gell. 11, 6, 1, and Charis. p. 183 P.; cf. Plaut. As. 5, 2, 46; 5, 2, 80; id. Cas. 5, 4, 13: ecastor, re experior, quanti facias uxorem tuam, id. Am. 1, 3, 10; 1, 3, 39; id. Cist. 4, 2, 61; id. Truc. 2, 5, 28; id. Poen. 1, 2, 71; id. Stich. 1, 3, 89; id. As. 1, 3, 36; id. Truc. 2, 2, 60; id. As. 3, 1, 30; id. Stich. 1, 3, 81: ecastor vero, id. Merc. 4, 1, 25: per ecastor scitus (i. e. perscitus ecastor) puer est natus Pamphilo, Ter. And. 3, 2, 6: nec nunc mecastor quid hero ego dicam queo comminisci, Plaut. Aul, 1, 1, 28; cf. id. Merc. 4, 1, 6; id. Cas. 2, 3, 30; id. Men. 4, 2, 50; id. Mil. 1, 1, 63; cf. also id. Stich. 1, 3, 86; id. Truc. 2, 2, 36; 2, 7, 30; 3, 2, 11; 4, 4, 9; 5, 1, 26: Sy. Salve, mecastor, Parmenio. Pa. Et tu, edepol, Syra, Ter. Hec. 1, 2, 8 Don.
    2. B. Ad Castŏris or Lŏcus Ca-stŏrum, nom. propr., a place in Upper Italy, between Cremona and Bedriacum, where stood a shrine of Castor and Pollux, Suet. Oth. 9; Tac. H. 2, 24.
    3. C. Castŏrĕus, a, um, adj. of Castor: manus, Sen. Hippol. 810.
  3. III. A companion of Æneas, Verg. A. 10, 124.
  4. IV. The grandson of king Deiotarus, Cic. Deiot. 1, 2, 10; 1, 2, 28 sq.
  5. V. Castor Tarcondarius, a chieftain of Gallogrœcia, ally of Pompey, Caes. B. C. 3, 4.
  6. VI. Antonius Castor, an author on botany, Plin. 25, 17, 66, § 174; 25, 2, 5, § 9.

ēcastor, v 2. Castor.