(Med.) An unnatural or excessive flow of blood or fluid toward any organ; a determination.
5.
A constantly varying indication. "Less to be counted than the fluxions of sun dials."
6.
(Math.)
(a)
The infinitely small increase or decrease of a variable or flowing quantity in a certain infinitely small and constant period of time; the rate of variation of a fluent; an incerement; a differential.
(b)
pl. A method of analysis developed by Newton, and based on the conception of all magnitudes as generated by motion, and involving in their changes the notion of velocity or rate of change. Its results are the same as those of the differential and integral calculus, from which it differs little except in notation and logical method.
... intense solicitude for the fate of the consort and her crew. The fact that she had been dilatory in taking in sail, when no one could know at what instant the squall would break upon her, had indicated a degree of recklessness which increased his anxiety. Mr. Fluxion had been sent to the fore cross-trees with a powerful glass early in the morning, and the Josephine had been discovered by the ship long before the Young America ... — Dikes and Ditches - Young America in Holland and Belguim • Oliver Optic
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