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2. on-the-spot

adjective. at the scene of action.

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3. on-the-scene

adjective. at the scene of action.

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4. on-site

adjective. taking place or located at the site.

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Etymology

  • on-site (English)
  • on (English)
  • on (Middle English (1100-1500))
  • site (English)

5. head-on

adjective. meeting front to front.

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6. odds-on

adjective. ['ˈɑːdˈzɑːn'] having a better than even chance of success.

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9. on

adverb. ['ˈɑːn, ˈɔn'] with a forward motion.

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Etymology

  • on (English)
  • on (Middle English (1100-1500))
  • on (Old English (ca. 450-1100))
  • ón (Old Norse)

10. on

adjective. ['ˈɑːn, ˈɔn'] in operation or operational.

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Etymology

  • on (English)
  • on (Middle English (1100-1500))
  • on (Old English (ca. 450-1100))
  • ón (Old Norse)
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