the state or condition of being an intern.

the period during which a person serves as an intern.

any official or formal program to provide practical experience for beginners in an occupation or profession

an internship for management trainees.

a position as a participant in such a program

She has accepted an internship in a law firm.

any period of time during which a beginner acquires experience in an occupation, profession, or pursuit

She had a long internship before starting her own recording studio.