Definition of "timeless" in English

adjective

1. Eternal.

2. Not affected by time; ageless.

3. (obsolete) Done at an improper time; unseasonable; untimely.

4. Not decreasing over time in quality and appeal.

   • The cave carvings have a timeless beauty.

5. Without a time limit; untimed.

   • a timeless cricket match

noun

1. A gene encoding an essential protein that regulates circadian rhythm, normally written in italics: timeless.