Gain access to thousands of additional definitions and advanced search features—ad free! JOIN NOW
: to combine by fusing : blend
: to add as if by fusing : infuse
: blend, fuse
Keep scrolling for more
associate, coalesce, combine, conjoin, conjugate, connect, couple, fuse, join, link (up), marry, unify, unite
break up, dissever, part, section, separate, sever, split, sunder, unlink
1593, in the meaning defined at transitive sense 1
Latin interfusus, past participle of interfundere to pour between, from inter- + fundere to pour — more at found
Resources for interfuse
Time Traveler for interfuse
See more words from the same year
More from Merriam-Webster on interfuse
See words that rhyme with interfuse
Thesaurus: All synonyms and antonyms for interfuse
Comments on interfuse
What made you want to look up interfuse? Please tell us where you read or heard it (including the quote, if possible).
occurring twice a year or every two years
Get Word of the Day daily email!
Name that Food Quiz
Can you spell these 10 commonly misspelled words?
Test Your Knowledge - and learn some interesting things along the way.
Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!
Words from the week of 9/14/2018
For frog-tossing, sword dancing, & more
That dessert might kill you
How a folk song became a term of derision.
And is one way more correct than the others?
The story of an imaginary word that managed to sneak past our editors and enter the dictionary.
How to use a word that (literally) drives some people nuts.
The awkward case of 'his or her'
Test your knowledge of food and food words.
A quiz in common time.
A game of winding words.