a radio or television program without a commercial sponsor.
(US & Canadian) a television or radio programme promoted by the broadcasting network or station itself and not by a commercial sponsor
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. means of sustaining life; nourishment. 2. means of livelihood. 3. the process of sustaining. 4. the state of being sustained. noun 1. means of sustaining health or life; nourishment 2. means of maintenance; livelihood 3. Also sustention (səˈstɛnʃən). the act or process of sustaining or the quality of being sustained
[suhs-tuh n-tak-yuh-ler] /ˌsʌs tənˈtæk yə lər/ adjective, Anatomy. 1. supporting. sustentacular /ˌsʌstɛnˈtækjʊlə/ adjective 1. (anatomy) (of fibres, cells, etc) supporting or forming a support sustentacular sus·ten·tac·u·lar (sŭs’tən-tāk’yə-lər, -těn-) adj. Serving to support.
- Sustentacular cell
sustentacular cell n. One of the supporting cells of an epithelial membrane or tissue.