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Related to multiple exostoses: Multiple congenital exostoses


n. pl. ex·os·to·ses (-sēz)
A bony growth on the surface of a bone or tooth.

[Greek exostōsis : ex-, out of; see exo- + osteon, bone; see ost- in Indo-European roots + -ōsis, -osis.]


n, pl -ses (-siːz)
(Pathology) an abnormal bony outgrowth from the surface of a bone
[C18: via New Latin from Greek, from ex-1 + osteon bone]


a knot growing on the stem or root of a plant. See also bones.
See also: Plants
an abnormal calcareous growth on a bone or tooth. See also plants.
See also: Bones
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.exostosis - a benign outgrowth from a bone (usually covered with cartilage)
growth - (pathology) an abnormal proliferation of tissue (as in a tumor)
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References in periodicals archive ?
Ryan is one of only a few hundred people in the country who has been diagnosed with the condition called Hereditary Multiple Exostoses.
Popliteal artery pseudo-aneurysm and hereditary multiple exostoses.
Malignant change in a previously benign tumour is largely restricted to conditions such as multiple exostoses (diaphyseal aclasis) and multiple enchondromatosis or Ollier's disease, where a relatively slow-growing chondrosarcoma develops in middle age.
Except for the dominantly inherited multiple exostoses syndrome, the known CDGs are autosomal recessive transmitted and the clinical spectrum is highly heterogeneous, ranging from severe multisystem to monoorgan disease.

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