Parsing inflected forms may not always work as expected. If the following does not give the correct word, try Latin Words or Perseus.
† caecĭas, ae, m., = καικίας, the northeast wind (acc. to more accurate nautical designation, north-east by east), Plin. 2, 47, 46, § 120 sq.; 18, 34, 77, § 334; Vitr. 1, 6; Gell. 2, 22, 24 (written as Greek, Sen. Q. N. 5, 16, 4).