final frontier
final frontier noun: synonym of outer space.
Noun
final frontier (uncountable)
- Synonym of outer space.
- Back to The Final Frontier2012, Neil deGrasse Tyson, “Back to The Final Frontier”, in Discover
- Mars, Our First Outpost on the Final Frontier2013, James Fallows, “Mars, Our First Outpost on the Final Frontier”, in The Atlantic
- Synonyms:
- high frontier, last frontier, outer space
Examples of final frontier in a sentence
- With all the troubles here on planet Earth, it’s comforting that things are at least looking up for the Final Frontier.2015, Glenn Harlan Reynolds, “Cashing in on the Final Frontier”, in USA Today:
- The final frontier: Israel signs agreement with UN space group2015, “The final frontier: Israel signs agreement with UN space group"”, in The Times of Israel:
- Space may be the final frontier and it’s starting to get awfully crowded.2016, Phillip Swarts, “Need to know, 2016: Air Force Space Command on the final frontier”, in Air Force Times:
Synonyms of final frontier
Origin of final frontier
From the introductory voice-over of Star Trek: The Original Series: "Space, the final frontier..."
Questions about final frontier
- What does final frontier mean?
- Final frontier means synonym of outer space.
- How do you use final frontier in a sentence?
- With all the troubles here on planet Earth, it’s comforting that things are at least looking up for the Final Frontier.
- What part of speech is final frontier?
- Final frontier is a noun.
Words near final frontier in the dictionary
Source and license
Adapted from Wiktionary: final frontier (page history and authors). Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws reformatted the entry and added links. Wiktionary data of 2026-09-02.
Last updated:
Cite this entry: “final frontier.” Word.ws, https://word.ws/final_frontier. Based on Wiktionary, CC BY-SA 4.0.