Parsing inflected forms may not always work as expected. If the following does not give the correct word, try Latin Words or Perseus.
† tĕrĕbinthus, i, f., = τερέβινθος, the terebinth or turpentine-tree: Pistacia terebinthus, Linn.; Plin. 13, 6, 12, § 54; 24, 6, 18, § 27; Verg. A. 10, 136.