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  2. /lumin
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luminous

UK/'lu:minәs/US
IELTSTOEFLC1

Definitions

adj.

Giving off or reflecting light; glowing, especially in the dark.

发光的;(尤指在黑暗中)发亮的。

adj.

Brilliantly clear or radiant (of a mind, performance, or idea).

(头脑、表演、想法)光彩夺目的,清澈出色的。

Root Breakdown

Root-derived
luminlight, brightness
+
-ousfull of, having the quality of
=luminous

lumin (light) + -ous ('full of') = 'full of light,' glowing. It works literally (luminous paint, a luminous moon) and figuratively (a luminous performance, a luminous mind), where it means 'shining with clarity or brilliance.' It describes a thing that gives off or holds light — not the abstract clearness that luc- words carry.

Root lumin still carries 7 more words

Common Collocations

  • 1.luminous [skin/face/eyes]光润的[皮肤/脸/眼睛]
  • 2.luminous [paint/dial/markers]夜光[油漆/刻度盘/标记]
  • 3.luminous [moon/glow]明亮的[月亮/辉光]
  • 4.a luminous performance/quality光彩照人的表演/气质

Example Sentences

  • 1.

    The watch has luminous hands that glow softly in the dark.

  • 2.

    A luminous full moon hung low over the quiet sea.

  • 3.

    Critics praised her luminous performance as the play's emotional heart.

Easily Confused

luminous vs lucid — both touch on 'light,' but luminous means physically glowing or radiant (luminous skin, luminous dial); lucid means mentally clear (a lucid argument, lucid moments). You can't say a 'lucid dial' or a 'luminous argument' — glow → luminous, clarity of thought → lucid.

Synonym Comparison

- luminous — glowing, giving off a soft light of its own

- radiant — sending out light/heat in beams; also 'beaming with joy'

- bright — the plainest word: lots of light, high intensity

- glowing — soft, steady light without a flame; also 'glowing review'

- brilliant — extremely bright, dazzling; often figurative (brilliant idea)

Word Forms

Adjective

Comparativemore luminous
Superlativemost luminous

Derivatives

luminosityluminously
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