noun (pl) -eries
[purch] /pɜrtʃ/ noun 1. a pole or rod, usually horizontal, serving as a roost for birds. 2. any place or object, as a sill, fence, branch, or twig, for a bird, animal, or person to alight or rest upon. 3. a high or elevated position, resting place, or the like. 4. a small, elevated seat […]
noun 1. any member of the avian order Passeriformes.
[per-klawr-eyt, -klohr-] /pərˈklɔr eɪt, -ˈkloʊr-/ noun, Chemistry. 1. a salt or ester of perchloric acid, as potassium perchlorate, KClO 4 . /pəˈklɔːreɪt/ noun 1. any salt or ester of perchloric acid. Perchlorate salts contain the ion ClO4– perchlorate per·chlo·rate (pər-klôr’āt’) n. An ester or salt of perchloric acid. perchlorate (pər-klôr’āt’) A salt of perchloric acid, […]
[per-klawr-ik, -klohr-] /pərˈklɔr ɪk, -ˈkloʊr-/ adjective, Chemistry. 1. of or derived from .