Definitions

1. noun

a person who organizes events, activities, or materials

“The conference organiser was responsible for booking the venue.”

2. verb

to organize or arrange something

“The team had to organise their notes before the presentation.”

3. noun

a device that converts sound into electrical signals, typically used in musical instruments

“The organiser in the church was used to accompany the choir.”

4. noun

a part of an organ, especially in a keyboard instrument

“The organiser was replaced with a new one to improve the sound quality.”