单词 | reflectivenesses |
释义 | reflect /ri-flektˈ/transitive verb
ORIGIN: L reflectere, reflexum, from flectare to bend reflectˈance or reflecting factor noun Ratio of reflected radiation to incident radiation reflectˈed adjective
reflectˈer noun (Swift) A person who casts reflections reflectˈing adjective reflectˈingly adverb
reflection, also (now chiefly in scientific use) reflexion /ri-flekˈshən/ noun
reflecˈtionless adjective reflectˈive adjective
reflectˈively adverb reflectˈiveness noun reflectivˈity noun
reflecˈtogram or reflecˈtograph noun An image produced by reflectography reflectogˈraphy noun A technique used to detect underdrawing, etc in a painting, in which infra-red light is bounced off the lowest, gessoed layer and the resulting image viewed on a TV monitor reflectomˈeter noun Any of various instruments for measuring the properties of reflected light, colour, etc reflectˈor noun
reflecting factor see reflectance above. reflecting microscope noun One using a system of mirrors instead of lenses reflecting telescope noun One (eg the Gregorian or Newtonian) which has a concave mirror instead of an object glass (lens or lenses) reflective binary code see Gray code angle of reflection The angle between a reflected ray and the normal to the surface it falls on |
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