intra-

prefix
in·​tra- | \ ˈin-trə, -(ˌ)trä\

Definition of intra-

1a : within intragalactic
b : during intraday
c : between layers of intradermal
2 : intro- an intramuscular injection

History and Etymology for intra-

Late Latin, from Latin intra, from Old Latin *interus, adjective, inward — more at interior

Keep scrolling for more

Keep scrolling for more

More Definitions for intra-

intra-

prefix

English Language Learners Definition of intra-

: within something
: in or into something

intra-

prefix

Legal Definition of intra-

1 : within intrastate
2 : during intraday

More from Merriam-Webster on intra-

Britannica English: Translation of intra- for Arabic Speakers

Comments on intra-

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

WORD OF THE DAY

of or relating to the heavens

Get Word of the Day daily email!

Test Your Vocabulary

Summer 2019 Words of the Day Quiz

  • a-bowl-of-peach-sorbet-with-cut-peaches-next-to-it
  • Which is a synonym of desideratum?
True or False

Test your knowledge - and maybe learn something along the way.

TAKE THE QUIZ
Word Winder's CrossWinder

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

TAKE THE QUIZ
Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!