1. [ noun ] a person who becomes aware (of things or events) through the senses
Synonyms: beholder perceiver
Related terms: person spectator hearer witness visualizer noticer finder eyeglass_wearer discoverer motile seer audile note perceive behold
2. [ noun ] an expert who observes and comments on something
Synonyms: commentator
Related terms: expert annotator commentate
Similar spelling:   observe