EXOSTOSIS
Dictionary of Science, Literature and Art · 1842 · p. 17
(Or. t^, from, and etrrtcv, a bone.) In Anatomy, a swelling or tumour of a bone. Exostosis. In Botany, a disease to which the roots and stems of trees are subject, when knots or large tumours are formed upon or among the wood. It is caused by a stoppage of growth on the one hand, and an attempt at exce ive development on the other. It is from sections of the exostoses of trees that some of the most beautiful wood used by cabinetmakers is obtained. 430 EXPANSION. [s. 443]
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