am·​phib·​i·​ous | \ am-ˈfi-bē-əs How to pronounce amphibious (audio) \

Definition of amphibious

1 : combining two characteristics
2a : relating to or adapted for both land and water amphibious vehicles
b : executed by coordinated action of land, sea, and air forces organized for invasion an amphibious landing also : trained or organized for such action amphibious forces
3 : able to live both on land and in water amphibious plants

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Other Words from amphibious

amphibiously adverb
amphibiousness noun

Examples of amphibious in a Sentence

Recent Examples on the Web

In this new one-hour special, viewers are taken on a tour of unique specialty vehicles, including the amphibious truck that can transform in a flash over water and a six-wheeled Humvee with more firepower than some tanks. Ed Stockly,, "What's on TV Monday: ‘Grand Hotel’ on ABC," 7 July 2019 Japan is acquiring more amphibious capability, essential to defending its southwest islands, a short distance from Taiwan. Seth Cropsey, WSJ, "America’s Stake in Taiwan," 18 June 2019 In April of this year, Padrick was scheduled to speak to Columbia Aviation Association in advance of a trip to have amphibious floats installed on his Maule aircraft., "Pilot killed in Sunriver plane crash identified as lawyer with Portland-area ties," 23 June 2019 Every amphibious assault - including those in the Pacific, North Africa, Sicily and Italy- had its own D-Day, the Army said. Leada Gore |,, "D-Day 75th anniversary is today: What was D-Day? What does the ‘D’ stand for?," 6 June 2019 But some Allied landing craft and amphibious tanks sank in swells, and men who stayed afloat were seasick. National Geographic, "'Top Secret' maps reveal the massive Allied effort behind D-Day," 3 June 2019 In recent weeks, the most prominent U.S. naval presence in the Middle East was the amphibious warship Iwo Jima, which arrived in the Persian Gulf last month and has since left. Nancy A. Youssef, WSJ, "Iran Starts Naval Exercise Near Vital Strait, U.S. Says," 2 Aug. 2018 But the Navy has found another way to shore up the shoreline at Joint Expeditionary Base Little Creek-Fort Story, which is home to Navy SEALs, amphibious warships and expeditionary combat forces. Brock Vergakis, The Seattle Times, "Navy base where SEALs train protected by Christmas trees," 27 Jan. 2018 The Revolutionary Guard navy is mostly designed as a rapid-reaction force and for Marine-style amphibious landings. Brian Murphy, Washington Post, "Iran has two naval forces with separate missions and commands. This is why.," 14 June 2019

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'amphibious.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of amphibious

1608, in the meaning defined at sense 1

History and Etymology for amphibious

Greek amphibios, literally, living a double life, from amphi- + bios mode of life — more at quick entry 1

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Statistics for amphibious

Last Updated

19 Jul 2019

Look-up Popularity

Time Traveler for amphibious

The first known use of amphibious was in 1608

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More Definitions for amphibious



English Language Learners Definition of amphibious

: able to live both on land and in water
: able to be used both on land and water
: done by soldiers who are brought to land in special boats : carried out by land and sea forces acting together


am·​phib·​i·​ous | \ am-ˈfi-bē-əs How to pronounce amphibious (audio) \

Kids Definition of amphibious

1 : able to live both on land and in water amphibious animals
2 : meant to be used on both land and water amphibious vehicles
3 : made by land, sea, and air forces acting together amphibious attack

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More from Merriam-Webster on amphibious

Spanish Central: Translation of amphibious

Nglish: Translation of amphibious for Spanish Speakers

Britannica English: Translation of amphibious for Arabic Speakers

Comments on amphibious

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