Webster’s Revised Unabridged Dictionary · 1913
Timeless
Time′less, a. 1. Done at an improper time; unseasonable; untimely. [R.]
Nor fits it to prolong the heavenly feast Timeless, indecent. Pope.
2. Done or occurring before the proper time; premature; immature; as, a timeless grave. [Obs.]
Must I behold thy timeless, cruel death? Shak.
3. Having no end; interminable; unending. "Timeless night and chaos." Young.