Pronunciation: (fīn'dur),[key] —n. 1. a person or thing that finds.
2. Photog. a. a range finder.
b. Also called viewfinder. a camera part or attachment enabling a photographer to determine what will be included in the picture.
3. Astron.a small, wide-angled telescope attached to a larger one for locating objects to be studied.
4. a person or firm that acts as agent in initiating a business transaction.