momentum

plural momentums · plural momenta

1. countableuncountablenatural sciencesOf a body in motion: the tendency of a body to maintain its inertial motion; the product of its mass and velocity, or the vector sum of the products of its masses and velocities.
2. countableuncountablenatural sciencesStrength or force gained by motion or movement.
3. countableuncountableThe impetus, either of a body in motion, or of an idea or course of events; a moment.

   The travellers swarm forth from the cars. All are full of the momentum which they have caught from their mode of conveyance.

   1843, Nathaniel Hawthorne, Mosses from an Old Manse, The Old Apple Dealer

   2 more examples

   Their intention to become husband and wife, at first halting and timorous, had accumulated momentum with the lapse of hours, till it now bore down every obstacle in its course.

   1882, Thomas Hardy, chapter II, in Two on a Tower. A Romance. [...] In Three Volumes, volume II, London: Sampson Low, Marston, Searle, & Rivington, […], →OCLC, page 31

   Though his account of written communication over the past 5,000 years necessarily has a powerful forward momentum, his diversions down the fascinating byways of the subject are irresistible ...

   2013 September 14, Jane Shilling, “The Golden Thread: the Story of Writing, by Ewan Clayton, review [print edition: Illuminating language]”, in The Daily Telegraph (Review), page R29

4. countableuncountablebusinessThe surmise of an accelerated price trend in the analysis (technical or fundamental) of an asset.