paint containing a phosphor that emits visible light when irradiated with ultraviolet light.
noun, Navigation. 1. the distance at which a certain light, as that of a lighthouse, is visible in clear weather, disregarding interference from obstructions and from the curvature of the earth and depending on the power of the light.
lumirhodopsin lu·mi·rho·dop·sin (lōō’mə-rō-dŏp’sĭn) n. An intermediate formed during the bleaching of rhodopsin by light.
/luːˈmɪstəˌrɒl/ noun 1. (biochem) a steroid compound produced when ergosterol is exposed to ultraviolet radiation. Formula: C28H44O
/ˈlʌmɪ/ interjection 1. (Brit) an exclamation of surprise or dismay