Definition of holophote
: an optical apparatus for collecting and throwing in a desired direction by means of lenses or reflectors a large amount of the light from a source (as a lighthouse lamp)
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 holophote
back-formation from holophotal
Seen and Heard
What made you want to look up holophote? Please tell us where you read or heard it (including the quote, if possible).