[ hee-shee ]
/ ˈhiˈʃi /

a combined form used as a singular nominative pronoun to denote a person of either sex: Each student may begin when he/she is ready.

Origin of he/she

First recorded in 1975–80

Usage note

See he1.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019