musical conductor
The usual word for the person who conducts an orchestra, choir, band, or similar musical group.
指揮者がオーケストラに合図を送った。
The conductor gave a cue to the orchestra.
合
He has been serving as the conductor of that orchestra since this year.
The choir began singing in time with the conductor's movements.
A person who directs or commands a group or operation. In military or official contexts, 指揮官 may be more specific; 指揮者 focuses on the role of giving direction.
救助活動の指揮者は、全員に待機を命じた。
The leader of the rescue operation ordered everyone to stand by.
大きな現場では、経験のある指揮者が必要だ。
A large work site needs an experienced person in charge of directing operations.
The police identified the leader of that demonstration.
She hopes to become a conductor in the future.
指揮官 is used for a commander in military, police, or emergency contexts, while 指揮者 is broader and can refer to any leader who directs a group, including a musical conductor.
指導者 emphasizes teaching or guiding a group, whereas 指揮者 emphasizes actively directing or commanding real-time actions.
指揮者 is the neutral, everyday term for 'conductor', while マエストロ is a more reverent title used for a truly masterful conductor or musician.
指揮者 is the standard Japanese word for someone who conducts an orchestra or choir, while コンダクター is a loanword used in the same sense with a more international or stylish feel.
The everyday counter for people: 一人 (ひとり), 二人 (ふたり), 三人 (さんにん).
More formal than 人 — used for headcounts in reservations, staff lists, and announcements (5名様).
A Sino-Japanese compound from 指揮, 'command; direction; conducting,' plus 者, 'person,' meaning 'a person who conducts or directs.'