See Also: marginal ridge(medicine)
Marginal(finance)
Marginal(money)
marginal(dictionary)
Marginal(medicine)
marginal(dictionary)
Marginal Revenue(money)
Marginal Cost(money)
Marginal Tax Rate(money)
marginal zone(medicine)

inert (iou) and marginal ridge (medicine)


inert (iou)



inert adjective & noun. M17.
[Latin inert-, iners unskilled, inactive, formed as IN-3 + Art-, ars skill, Art noun1.]
A. adjective.
Of matter or a material thing: having no inherent power of action, motion, or resistance; inanimate; having the property of inertia. M17.
F. Bowen If matter is essentially inert, every change in it must be produced by the mind.
b. Without active chemical or physiological properties; unreactive. E19.
Of a person, an animal, etc.: inactive, slow; not inclined for or capable of action or movement; motionless. L18.
R. P. Warren He lay beneath the high carved headboard of his bed, inert as a log. A. Brookner With their curiously inert attitude to life, I doubt that they would even notice my absence.
Special collocations: inert gas (a) a (relatively) unreactive gas; (b) spec. = noble gas s.v. NOBLE adjective (usu. in pl.).
b. noun. An inert or unreactive substance. M20.
inertly adverb M18.
inertness noun M17.

marginal ridge (medicine)


marginal ridge -->
marginal crest


The rounded borders which form the mesial and distal margins of the occlusal surface of a tooth.

Synonym: crista marginalis, marginal ridge.