Definition of combined operation
1 : a military operation in which several allies coordinate their armed forces to accomplish a single mission, effect a defense, or gain some other goal
2 British : an often amphibious operation requiring the coordinated efforts of two or more services —often used in plural
Love words? You must — there are over 200,000 words in our free online dictionary, but you are looking for one that’s only in the Merriam-Webster Unabridged Dictionary.
Join MWU now and get access to America’s largest dictionary, with:
- 300,000 words that aren't in our free dictionary
- Expanded definitions, etymologies, and usage notes
- Advanced search features
- Ad free!
Seen and Heard
What made you want to look up combined operation? Please tell us where you read or heard it (including the quote, if possible).