1. That which helps to find the target of interest; SYN. viewfinder, view finder.
2. Someone who is the first of observe something; SYN. discoverer, spotter.

ETYM Cf. Old Fren. cercheor inspector.
Large metallic blue-green beetle that preys on caterpillars; North America; SYN. searcher beetle, Calosoma scrutator.

Someone making a search or inquiry; SYN. searcher.

A device on a camera for showing the area of the subject to be included in the picture