-or /ə $ ər/ BrE AmE suffix [in nouns]
[ Language: Latin ]
1 . someone who does something or is doing something:
an actor (=someone who acts)
an inventor
a translator
2 . something that does something:
a calculator (=a machine which calculates)
a word processor
⇨ ↑ -er 2 , ↑ -ar