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Table of Contents
Antonyms
Synonyms

1. radio-opaque

adjective. not transparent to X-rays or other forms of radiation.

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2. radio-opacity

noun. opacity to X-rays or other radiation.

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3. radio-controlled

adjective. operated and guided by radio.

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4. opaque

adjective. ['oʊˈpeɪk'] not transmitting or reflecting light or radiant energy; impenetrable to sight.

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Etymology

  • opaque (English)
  • opake (Middle English (1100-1500))
  • opacus (Latin)

5. opaque

adjective. ['oʊˈpeɪk'] not clearly understood or expressed.

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Synonyms

Etymology

  • opaque (English)
  • opake (Middle English (1100-1500))
  • opacus (Latin)

6. radio

noun. ['ˈreɪdiːˌoʊ'] a communication system based on broadcasting electromagnetic waves.

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Etymology

  • radio (English)
  • radius (Latin)
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