Learn how to say Momentum correctly in English with this tutorial pronunciation video.
Oxford dictionary definition of the word momentum:
noun (plural momenta /-tə/)
1 Physics the quantity of motion of a moving body, measured as a product of its mass and velocity.
2the impetus gained by a moving object:
the vehicle gained momentum as the road dipped
the impetus and driving force gained by the development of a process or course of events:
the investigation gathered momentum in the spring
late 17th century: from Latin, from movimentum, from movere ‘to move’