Phrases starting with the letter: A B C D E F G H I J K L M N O P Q R S T U V W X Y Z
Previous word: exospore
Next word: exoteric
Definition of: exostosis
(ek′sos·tō′sis) noun plural ·ses (-sēz) Pathol.
An excessive bony outgrowth or tumor formed on either the outer or the inner surface of a bone or on a cartilage. [<NL <Gk. <ex- out + osteon bone]
Comment about this word, ask questions, or add new information about this topic: