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Est. 1828
Thesaurus

Synonyms of on line

  • as in operational
  • as in operational
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on line

phrase

Definition of on linenext
as in operational
being in effective operation The new assembly plant is slated to go on line late next year.

Synonyms & Similar Words

Relevance
  • operational
  • operating
  • operative
  • in force
  • on
  • active
  • functioning
  • functional
  • working
  • in commission
  • live
  • living
  • alive
  • in gear
  • going
  • running
  • into commission
  • operable
  • effective
  • viable
  • useful
  • productive
  • flourishing
  • busy
  • producing
  • workable
  • usable
  • dynamic
  • performing
  • serving
  • effectual
  • thriving
  • useable
  • humming
  • employable
  • yielding
  • roaring
  • bustling
  • astir

Antonyms & Near Antonyms

  • dead
  • broken
  • inactive
  • nonoperating
  • inoperative
  • useless
  • nonoperative
  • nonoperational
  • nonfunctional
  • deactivated
  • ineffective
  • nonfunctioning
  • decommissioned
  • ineffectual
  • arrested
  • idle
  • nonactivated
  • sleepy
  • dormant
  • asleep
  • unworkable
  • kaput
  • latent
  • unusable
  • unproductive
  • kaputt
  • inert
  • stagnating
  • inoperable
  • quiescent
  • fallow
  • lifeless
  • vegetating
  • nonproductive

Browse Nearby Words

on high
on line
onlooker
See all Nearby Words

Cite this Entry

“On line.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/on%20line. Accessed 9 May. 2025.

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