English edit

Etymology edit

kitten +‎ -ing

Noun edit

kittening (usually uncountable, plural kittenings)

  1. The giving birth of kittens
    • 1997, Diane Duane, The Book of Night With Moon:
      "If she's so terrific and powerful and all," said the predictable second voice, "why can't she make the kittening part grow back, and do something really useful with herself?"

Verb edit

kittening

  1. present participle and gerund of kitten