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miko; shrine maiden; young girl or woman (trad. an unmarried virgin) who assists priests at shrines
medium; sorceress; shamaness
「巫女」 has another reading with different meanings.
神社で巫女が神楽を舞っていた。
A shrine maiden was performing a sacred dance at the shrine.
初詣で巫女からお守りを受け取った。
I received a good-luck charm from the shrine maiden at the New Year's visit.
その神社の巫女は清らかな声で祝詞を読み上げた。
The shrine maiden recited the ritual prayers in a pure, clear voice.