luminous

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They serve no purpose--luminous or otherwise."

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Definitions (16)

Toggle American Heritage definitions American Heritage Dictionary (4)

  1. adjective Emitting light, especially emitting self-generated light.
  2. adjective Full of light; illuminated. See Synonyms at bright.
  3. adjective Easily comprehended; clear: luminous prose.

Toggle Century definitions Century Dictionary (10)

Toggle GNU Webster definitions GNU Webster's 1913 (1)

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Examples (50)

  • Another suggestive remark of his was to the effect that the planets must be self-luminous, as otherwise Mercury and Venus, at any rate, ought to show phases. —  Kepler
  • 65). It is non-luminous from the same causes which render the open Bunsen burner flame non-luminous, the gases from the lungs serving to furnish oxygen and to dilute the combustible gas Illustration: Fig. —  An Elementary Study of Chemistry
  • Instead of fencing men in and telling them to climb over that fence at their peril, we have placed a great, luminous, attractive truth at the centre, the pursuit of truth, the love of truth, the search for God, the desire to benefit and help on mankind. —  Our Unitarian Gospel
  • God sends a natural heart-singer--a man whose nature is large and luminous, and who, by his very carriage and spontaneous actions, calms, cheers, and helps his fellows. —  Cheerfulness as a Life Power
  • At last the window became faintly luminous, as some one lighted the wall lamp; then, as if it were a signal he had been waiting for, Bannon turned away An hour before, when he had seen the last bolt of the belt gallery drawn taut, he had become aware that he was quite exhausted. —  Calumet "K"
 

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Roget's II Roget's II: The New Thesaurus

Allen's Allen's Synonyms and Antonyms

Used in the same context Used in the Same Context

golden ·  silvery ·  radiant ·  transparent ·  dim ·  fiery ·  yellow ·  bluish
Roget's II: The New Thesaurus, Third Edition by the Editors of the American Heritage® Dictionary. Copyright © 2003, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

Etymologies (2)

Toggle American Heritage etymologies American Heritage Dictionary (1)

  1. Middle English, from Old French lumineux, from Latin lūminōsus, from lūmen, lūmin-, light; see leuk- in Indo-European roots.

Toggle Century etymologies Century Dictionary (1)

  1. from French lumineux = Spanish Portuguese Italian luminoso, from Latin luminosus, luminous, shining, from lumen (lumin-), light, for *lucmen, from lucere, shine: see lucent, light.
 

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/ˈljumɪnəs/
by American Heritage

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