Definition of "momenta" [momenta]

• A plural of momentum. (noun)

American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

• "Without good control, the electrons are emitted with a range of energies and momenta, meaning that they are not all focused to the same location by the electron optics."
• "I'm working on a couple of books at the momenta crime story set in Sri Lanka and a sequel to A Guide to the Birds of East Africa."
• "If it exists its mass will be measured from the energy and momenta of its decay products."