See Also: Infinitesimal(medicine)
infinitesimal(dictionary)
infinitesimal(dictionary)

infinitesimal (iou)



infinitesimal noun & adjective. M17.
[mod. Latin infinitesimus, formed as INFINITE (cf. CENTESIMAL): see -AL1.]
A. noun.
Math. The member of a series corresponding to infinity. Only in M17.
Math. An infinitesimal quantity; a fraction which approaches zero. E18.
An extremely small or insignificant quantity, amount, etc. M19.
b. adjective.
(Of a quantity) infinitely or indefinitely small; relating to or involving quantities which approach zero. E18.
infinitesimal calculus: see CALCULUS 1.
gen. Extremely minute or insignificant. M18.
infinitesimally adverb E19.