[suh-steynd-ri-lees] /səˈsteɪnd rɪˈlis/
adjective, Chemistry, Pharmacology.
(of a drug or fertilizer) capable of gradual release of an active agent over a period of time, allowing for a sustained effect; timed-release; long-acting; prolonged-action; slow-release.
noun 1. the continuing supply of a natural resource, as timber, through scheduled harvests to insure replacement by regrowth or reproduction. 2. the amount of a resource obtained from such a schedule without depleting the resource.
noun 1. a person or thing that sustains. 2. Rocketry. any stage of a multistage rocket or guided missile that sustains flight after the burnout of the booster. the rocket engine or cluster of engines contained in such a stage. noun 1. a rocket engine that maintains the velocity of a space vehicle after the […]
verb (used with object) 1. to support, hold, or bear up from below; bear the weight of, as a structure. 2. to bear (a burden, charge, etc.). 3. to undergo, experience, or suffer (injury, loss, etc.); endure without giving way or yielding. 4. to keep (a person, the mind, the spirits, etc.) from giving way, […]
noun 1. a radio or television program without a commercial sponsor. sustaining program noun 1. (US & Canadian) a television or radio programme promoted by the broadcasting network or station itself and not by a commercial sponsor