Definition of momentless in US English:

momentless

adjective

  • 1Existing or occurring outside or without reference to time; having no (especially notable) moments.

  • 2Mathematics. Of a body: having a moment of inertia equal to zero.

  • 3Statistics. Of a probability distribution: having moments equal to zero.

Origin

Mid 17th century (in an earlier sense). From moment + -less.

Pronunciation

momentless

/ˈməʊm(ə)ntləs/