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reflective

[ri-flek-tiv]
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adjective
  1. that reflects; reflecting.
  2. of or relating to reflection.
  3. cast by reflection.
  4. given to, marked by, or concerned with meditation or deliberation: a reflective person.

Origin of reflective

First recorded in 1620–30; reflect + -ive
Related formsre·flec·tive·ly, adverbre·flec·tive·ness, re·flec·tiv·i·ty [ree-flek-tiv-i-tee] /ˌri flɛkˈtɪv ɪ ti/, nounan·ti·re·flec·tive, adjectivean·ti·re·flec·tive·ly, adverban·ti·re·flec·tive·ness, nounnon·re·flec·tive, adjectivenon·re·flec·tive·ly, adverbnon·re·flec·tive·ness, nouno·ver·re·flec·tive, adjectiveo·ver·re·flec·tive·ly, adverbo·ver·re·flec·tive·ness, nounself-re·flec·tive, adjective

Synonyms

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4. contemplative, thoughtful. See pensive.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

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British Dictionary definitions for reflectivity

reflectivity

noun
  1. physics a measure of the ability of a surface to reflect radiation, equal to the reflectance of a layer of material sufficiently thick for the reflectance not to depend on the thickness
  2. Also called: reflectiveness the quality or capability of being reflective

reflective

adjective
  1. characterized by quiet thought or contemplation
  2. capable of reflectinga reflective surface
  3. produced by reflection
Derived Formsreflectively, adverb
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Word Origin and History for reflectivity

n.

1849, from reflective + -ity.

reflective

adj.

1620s, from reflect + -ive. Related: Reflectively; reflectiveness.

Online Etymology Dictionary, © 2010 Douglas Harper

reflectivity in Medicine

reflective

(rĭ-flĕktĭv)
adj.
  1. Of, relating to, produced by, or resulting from reflection.
  2. Capable of or producing reflection.
  3. Characterized by or given to meditation or contemplation; thoughtful.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.