Antonyms
Synonyms

2. radio-controlled

adjective. operated and guided by radio.

Antonyms

Synonyms

4. radio-opaque

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

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Synonyms

5. brightness

noun. ['ˈbraɪtnəs'] the location of a visual perception along a continuum from black to white.

Etymology

  • brightness (English)
  • -ness (English)
  • bright (English)
  • bryht (Old English (ca. 450-1100))

6. brightness

noun. ['ˈbraɪtnəs'] the quality of being luminous; emitting or reflecting light.

Etymology

  • brightness (English)
  • -ness (English)
  • bright (English)
  • bryht (Old English (ca. 450-1100))

7. brightness

noun. ['ˈbraɪtnəs'] intelligence as manifested in being quick and witty.

Etymology

  • brightness (English)
  • -ness (English)
  • bright (English)
  • bryht (Old English (ca. 450-1100))

8. radio

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

Synonyms

Etymology

  • radio (English)
  • radius (Latin)
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