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Pronunciation: je-mel'a

Definition: A genus of motile, aerobic, facultatively anaerobic, coccoid bacteria (family Streptococcaceae) that occur singly or in pairs, with flattened adjacent sides. They are gram-indeterminate but have a cell wall like that of gram-positive bacteria, and are parasitic in mammals. The type species is Gemella haemolysans, which is found in bronchial secretions and in mucus from the respiratory tract.

[L. dim. of geminus, twin]

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© Copyright 2018 Wolters Kluwer. All Rights Reserved. Review date: Sep 19, 2016.