Dictionary definition · only
adjective
- being the only one; single and isolated from others"the lone doctor in the entire county"
- exclusive of anyone or anything else"she alone believed him"
adverb
- and nothing more"I was merely asking"
- without any others being included or involved"was entirely to blame"
- with nevertheless the final result"He arrived only to find his wife dead"
- in the final outcome"These news will only make you more upset"
- except that"It was the same story; only this time she came out better"
- as recently as"I spoke to him only an hour ago"
Source: Open English WordNet (CC BY 4.0).