IPA: /ˈhɛdˌmæs.tər/
KK: /ˈhɛdˌmæs.tɚ/
A person, usually a man, who is in charge of a school and responsible for its administration and management.
The headmaster announced the new school policies during the assembly.
Headmaster → It is formed from "head" (from Old English "heafod", meaning the top or leader) and "master" (from Latin "magister", meaning teacher or chief). The word "headmaster" refers to the chief teacher or leader of a school.
Think of the 'head' as the leader and 'master' as the teacher — together, they describe the chief teacher in a school.