Main Entry:

gu·ru

Pronunciation:

\ˈgu̇r-(ˌ)ü, ˈgü-(ˌ)rü also gə-ˈrü\

Function:

noun

Inflected Form(s):

plural gurus

Etymology:

ultimately from Sanskrit guru, from guru, adjective, heavy, venerable — more at grieve

Date:

1613

1: a personal religious teacher and spiritual guide in Hinduism2 a: a teacher and especially intellectual guide in matters of fundamental concern b: one who is an acknowledged leader or chief proponent c: a person with knowledge or expertise : expert