submarine 1 of 2

adjective

ˈsəb-mə-ˌrēn How to pronounce submarine (audio)
Definition of submarinenext
as in underwater
living, lying, or occurring below the surface of the water the submarine fossils that are to be found in coral reefs

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submarine

2 of 2

noun

as in torpedo
a large sandwich on a long split roll always orders a roast beef submarine with the works

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Example Sentences

Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
Recent Examples of submarine
Adjective
Deep Blue Sea—Learn about our oceans while on submarine Sea Lab Alpha with underwater explorers Marina and Reef. — Anna Halkidis, Parents, 6 Dec. 2024 Known as an innovator in the grocery business, Violante enhanced the experience at Holiday Market with an in-store bakery, freshly made submarine sandwiches, and beers from around the world, according to his family obituary. — Susan Selasky, Detroit Free Press, 16 Oct. 2024
Noun
To further strengthen its counterstrike capability, the ministry is seeking to develop hypersonic missiles that can be launched from submarines. — Mia Osmonbekov, Fortune, 31 Aug. 2026 Drug cartels, in the meantime, have adjusted to the threat to vessels on the water, increasingly ferrying narcotics via unmanned semisubmersibles -- drone submarines that navigate autonomously -- a former intelligence official told ABC News. — Laura Romero, ABC News, 31 Aug. 2026 See All Example Sentences for submarine
Recent Examples of Synonyms for submarine
  1. underwater
  2. torpedo
  3. aquatic
  4. hero
  5. sub
Adjective
  • Researchers believe volcanic activity triggered an underwater landslide and caused a large chunk of Anak Krakatau’s southwest slope to collapse and displace a large volume of water.
    — Tatan Syuflana, Los Angeles Times, 6 Sep. 2026
  • The government razed or burned its buildings to keep them from becoming underwater hazards in the lake.
    — Graham Womack, Sacbee.com, 6 Sep. 2026
Definition of underwater
Noun
  • Missiles and drones launched from corvettes can disable ships by hitting them above the surface, and torpedoes launched from submarines can sink them.
    — HOLMES LIAO, Foreign Affairs, 4 Sep. 2026
  • But, given that the Republicans now control both houses of Congress and the Presidency, curbing Trump might require firing that torpedo.
    — Daniel Immerwahr, New Yorker, 31 Aug. 2026
Definition of torpedo
Adjective
  • Researchers examined Lake Michigan water intake systems to monitor aquatic life.
    — Aman Tripathi, Interesting Engineering, 5 Sep. 2026
  • During my stay, afternoons included everything from salsa lessons and aqua aerobics to aquatic Olympics and, yes, bingo.
    — Condé Nast, Condé Nast Traveler, 4 Sep. 2026
Definition of aquatic
Noun
  • Before Bret can continue to self-identify as Shakespeare’s most famous hero, he’s questioned by Detectives Donaldson and Fregosi, who wonder if Bret isn’t being honest about the nature of his relationship with Matt.
    — Louis Peitzman, Vulture, 3 Sep. 2026
  • The problem is exacerbated by Mark Wahlberg, pretty handily the most constitutionally unlikely Burton hero of all time.
    — Jesse Hassenger, Entertainment Weekly, 2 Sep. 2026
Definition of hero
Noun
  • Presented in collaboration with Cinématographe, a new sub-label from Vinegar Syndrome that seeks to fill gaps in the canon of American cinema.
    — Sarah Shachat, IndieWire, 8 Sep. 2026
  • Earlier, two mathematicians rushed out work solving crucial sub-questions, with one, Tristan Buckmaster, accusing OpenAI of muscling in on their work.
    — Tom Chivers, semafor.com, 8 Sep. 2026
Definition of sub

Browse Nearby Words

submachine guns
submarine
submarines
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Cite this Entry

“Submarine.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/submarine. Accessed 10 Sep. 2026.

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More from Merriam-Webster on submarine

Britannica.com: Encyclopedia article about submarine

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