Definition of butterfly window
: a small usually 3-cornered portion of the front window of an automobile that is independently hinged on a vertical axis
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.
Start your free trial today and get unlimited access to America's largest dictionary, with:
- More than 250,000 words that aren't in our free dictionary
- Expanded definitions, etymologies, and usage notes
- Advanced search features
- Ad free!
Origin and Etymology of butterfly window
so called from its winglike shape and manner of opening
Seen and Heard
What made you want to look up butterfly window? Please tell us where you read or heard it (including the quote, if possible).