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

Synonyms & Similar Words

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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
According to the Navy, USS Georgia’s final return to Kings Bay symbolizes the beginning of the end for one of the Navy’s most versatile submarine classes. — Georgina Jedikovska, Interesting Engineering, 29 July 2026 These smaller autonomous vessels function as mobile submarine pens and small aircraft carriers, performing electronic warfare and launching various unmanned systems. — Zita Ballinger Fletcher, Forbes.com, 28 July 2026 See All Example Sentences for submarine
Recent Examples of Synonyms for submarine
  1. underwater
  2. torpedo
  3. aquatic
  4. hero
  5. sub
Adjective
  • Trump faces low approval rates nationwide, and in the most recent NPR/PBS News/Marist poll, his support with rural voters was underwater by 10 percentage points.
    — Saige Miller, NPR, 3 Aug. 2026
  • Leaves that are underwater can encourage bacteria, cloud the water, cause odors, and decrease your flower stem’s ability to take up water.
    — Sheryl Geerts, Better Homes & Gardens, 3 Aug. 2026
Definition of underwater
Noun
  • Each vessel will be able to carry 12 Trident II D5 missiles for nuclear deterrence, alongside torpedoes for anti-ship missions.
    — Abhishek Bhardwaj, Interesting Engineering, 31 July 2026
  • Their modular design allows rapid adaptation, deploying diverse payloads like torpedoes, air drones, and rockets.
    — Zita Ballinger Fletcher, Forbes.com, 28 July 2026
Definition of torpedo
Adjective
  • This water therapy experience is offered at Habitas Bacalar, a boutique lagoonside hotel, merging gentle over- and underwater movement and aquatic meditation under the guidance of a shamanic aquatherapist.
    — Rana Good, Condé Nast Traveler, 1 Aug. 2026
  • Styled after a tropical paradise with swaying palm trees, Lost Island Waterpark offers endless aquatic fun during its summertime opening season, with slides, rides, and attractions.
    — Carly Caramanna, Travel + Leisure, 31 July 2026
Definition of aquatic
Noun
  • The Ukrainian president received a bipartisan hero’s welcome in Washington, contrasting with tense previous visits.
    — Isaac Arnsdorf, Washington Post, 29 July 2026
  • With Logout’s punk credentials and Margo XS’s keen ear for self-referential, post-hyperpop production, HARDBODY’s hero’s journey is sarcastically relatable, like getting roasted in the group chat for last night’s shenanigans.
    — Cameron Cook, Pitchfork, 29 July 2026
Definition of hero
Noun
  • For the third quarter, Spotify predicted 305 million premium subs and 788 million MAUs, as well as operating income of €​670 million and revenue of €​5 billion.
    — Georg Szalai, HollywoodReporter, 4 Aug. 2026
  • But there could actually be five sub-diseases within POTS, and the drug would work for one of them, but not the other four.
    — Emily Forlini, Fortune, 3 Aug. 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 5 Aug. 2026.

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More from Merriam-Webster on submarine

Nglish: Translation of submarine for Spanish Speakers

Britannica.com: Encyclopedia article about submarine

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