Extended Strong's Greek Lexicon (Abbott-Smith based)
tittle
Usage: κεραία (WH, κερέα, see App., 151), -ας, ἠ (κέρας), a little horn: of the point or extremity which distinguishes some Heb. letters from others (e.g. ד from ר; DCG, ii, 733), Mat.5:18, Luk.16:17.† (AS)