a. [ AS. endeleás. See End. ] 1. Without end; having no end or conclusion; perpetual; interminable; -- applied to length, and to duration; as, an endless line; endless time; endless bliss; endless praise; endless clamor. [ 1913 Webster ]
2. Infinite; excessive; unlimited. Shak. [ 1913 Webster ]
3. Without profitable end; fruitless; unsatisfying. [ R. ] “All loves are endless.” Beau. & Fl. [ 1913 Webster ]
4. Void of design; objectless; as, an endless pursuit. [ 1913 Webster ]
5. having a linear or ribbonlike form with the two ends connected together, such as in a circle, ellipse, torus, or any other closed loop. Belts or chains used in drive mechanisms are considered endless in this sense. See endless chain. [ PJC ]
Endless chain, a chain which is made continuous by uniting its two ends. --
Endless screw. (Mech.) See under Screw.
Syn. -- Eternal; everlasting; interminable; infinite; unlimited; incessant; perpetual; uninterrupted; continual; unceasing; unending; boundless; undying; imperishable. [ 1913 Webster ]