Word origins - 2ed. J. Ayto. 2005.
Optical 88 — The logo of Optical 88 Type Eyeglasses making Industry Eyeglasses making Founded Hong Kong, China (19 … Wikipedia
optical — UK US /ˈɒptɪkəl/ adjective ► relating to light and the ability to see: »optical equipment/goods/devices »They manufacture a variety of lenses, mirrors, prisms, and other optical components. ► IT relating to the ability of a piece of electronic… … Financial and business terms
optical — 1560s, from OPTIC (Cf. optic) + AL (Cf. al) (1) … Etymology dictionary
optical — ► ADJECTIVE ▪ relating to vision, light, or optics. DERIVATIVES optically adverb … English terms dictionary
optical — [äp′ti kəl] adj. 1. of or connected with the sense of sight; visual; ocular 2. of the relation between light and vision 3. having to do with optics 4. for aiding vision optically adv … English World dictionary
optical — adj. 1 of sight; visual. 2 a of or concerning sight or light in relation to each other. b belonging to optics. 3 (esp. of a lens) constructed to assist sight or on the principles of optics. Phrases and idioms: optical activity Chem. the property… … Useful english dictionary
Optical — Optic Op tic ([o^]p t[i^]k), Optical Op tic*al ([o^]p t[i^]*kal), a. [F. optique, Gr. optiko s; akin to o psis sight, o pwpa I have seen, o psomai I shall see, and to o sse the two eyes, o ps face, L. oculus eye. See {Ocular}, {Eye}, and cf.… … The Collaborative International Dictionary of English
optical — adjective Date: 1570 1. of or relating to the science of optics 2. a. of or relating to vision ; visual b. visible 1 < optical wavelength > c. of, relating to, or being objects that emit light in the visible range of frequencies < an optical… … New Collegiate Dictionary
optical — optically, adv. /op ti keuhl/, adj. 1. of, pertaining to, or applying optics or the principles of optics. 2. constructed to assist sight or to correct defects in vision. 3. of or pertaining to sight or vision; visual. 4. of or pertaining to the… … Universalium
optical — [[t]ɒ̱ptɪk(ə)l[/t]] ADJ: usu ADJ n Optical devices, processes, and effects involve or relate to vision, light, or images. ...optical telescopes. ...the optical effects of volcanic dust in the stratosphere … English dictionary
optical — adjective 1 used for seeing images and light: microscopes and other optical instruments 2 concerned with the way light is seen: an optical diagram 3 using light, especially for the purpose of sending or storing information for use in a computer… … Longman dictionary of contemporary English
