Dictionary entry
อาจารย์
teacher
Meanings
every sense kept, sourced — never inventedteacher; instructor; professorcurated
teacher in a higher education institution, regardless of rankwiktionary
instructor in a higher education institution ranking below assistant professorwiktionary
rank or title for such an instructor, abbreviated อ.wiktionary
expert; specialistwiktionary
religious teacher; spiritual preceptorwiktionary
used as a term of address or title for such a person, and by such a person to refer to oneselfwiktionary
Less common senses (1)
master of occult or black magic, such as a sorcerer, shaman, or exorcistwiktionary
Built from
Borrowed from Sanskrit आचार्य (ācārya, “teacher; preceptor”); perhaps via Old Khmer ʼācāryya, ʼācārya (“teacher, instructor; spiritual preceptor; expert”). Cognate with Modern Khmer អាចារ្យ (ʼaacaa), អាចរិយ (ʼaacaʼreyaʼ); Lao ອາຈານ (ʼā chān).
A note on usage
ผู้สั่งสอนวิชาความรู้