Adverb (fukushi), Noun which may take the genitive case particle 'no'
once; before; formerly; ever; former; ex-
Usually written using kana alone
一般に日本人は、自分たちがかつてより暮らし向きがよくなったと考えている。The Japanese at large consider themselves better off than they used to be. never yet; never before; first time; still not happened
Usually written using kana aloneused with neg. verb
Also written 曽て【かつて】、都て【かつて】