How to sign: a close observer; someone who looks at something (such as an exhibition of some kind)
"the spectators applauded the performance"; "television viewers"; "sky watchers discovered a new star";
Similiar / Same: beholder, spectator, viewer, watcher, looker, witness
Categories: beholder, observer, perceiver
Within this category: browser, bystander, cheerer, eyewitness, moviegoer, ogler, onlooker, playgoer, rubberneck, spy, starer, voyeur