Quantcast
Merriam-Webster Logo
  • Dictionary
  • Thesaurus
  • Medical
  • Scrabble
  • Spanish Central
  • Learner's Dictionary

Medical Dictionary

proliferate

play
verb pro·lif·er·ate \prə-ˈlif-ə-ˌrāt\

Medical Definition of proliferate

proliferated; proliferating

  1. intransitive verb

  2. :  to grow by rapid production of new parts, cells, buds, or offspring

  3. transitive verb

  4. :  to cause to grow by proliferating





Seen and Heard

What made you want to look up proliferate? Please tell us where you read or heard it (including the quote, if possible).

WORD OF THE DAY

a smart aleck

Get Word of the Day daily email!

WORD GAMES

Take a 3-minute break and test your skills!

image567572573

Which of these is a synonym of unctuous?

angry oily prompt maudlin
Name That Thing

Test your visual vocabulary with our 10-question challenge!

TAKE THE QUIZ
SCRABBLE® Sprint

Test Your Knowledge - and learn some interesting things along the way.

TAKE THE QUIZ