momentum
UK[mə(ʊ)ˈmentəm]US[moʊˈmentəm]
n
the quantity of motion of a moving body, measured as a product of its mass and velocity.
n
the impetus and driving force gained by the development of a process or event.
Morpheme Breakdown
moment
um
moment
movement
um
noun suffix
Etymology
the word momentum entered english in the late 17th century directly from latin, where momentum originally meant 'movement' or 'moving power', derived from the verb movere, 'to move'. in classical physics, it was adopted as a precise term for the product of mass and velocity, capturing the essential 'quantity of motion' in a body. this scientific abstraction elegantly extends the root's core idea of movement into a measurable force that persists unless acted upon. thus, the modern figurative sense of 'impetus' or 'driving force' naturally evolved from this concept of sustained motion.
Analysis
Structure: moment (movement) + um (noun suffix)
moment (from latin momentum, meaning 'movement, moving power', from movere 'to move'); um (a latin neuter noun suffix indicating a state or result).
Examples
the rolling stone gained momentum as it moved down the hill.
the team's victory gave them the momentum needed to win the championship.
in physics, the law of conservation of momentum is a fundamental principle.