Lewis & Short

Aegyptĭus, a, um, adj., = Αἰγύπτιος,

  1. I. Egyptian (the class. word for the later Aegyptiacus in Gell., Plin., and Treb.): rex, Cic. Pis. 21: acetum, a superior kind of vinegar, id. Hortens. ap. Non.: bellum, Nep. Dat. 3: litus, Plin. 6, 28, 32, § 142: mare, id. 5, 9, 10, § 54: classes, Suet. Caes. 39: vir, Vulg. Gen. 39, 1: ancilla, ib. ib. 16, 1; ib. Act. 21, 38 al.
    Hence,
  2. II. Subst.: Aegyptĭus, ii, m., an Egyptian: quid igitur censes? Apim illum sanctum Aegyptiorum bovem, nonne deum videri Aegyptiis? Cic. N. D. 1, 29; id. Rep. 3, 9; Caes. B. C. 3, 110; Vulg. Exod. 2, 14; ib. Act. 7. 22 al.