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

Other Words from amphibious

amphibiously adverb
amphibiousness noun

Examples of amphibious in a Sentence

Recent Examples on the Web The 2023 plan proposes to wipe out a program for a dozen LPD amphibious warships to replace ancient docking landing vessels used by the Marine Corps—even though the same plan proposes retirement of four of the older ships. Loren Thompson, Forbes, 13 May 2022 Aircraft armed with Quicksinks could savage more heavily defended convoys, particularly those ferrying amphibious marines, if another asset such as a submarine or B-1B bomber disabled or sank the convoy’s escorts. Kyle Mizokami, Popular Mechanics, 10 May 2022 Being amphibious allows the Na'vi to enjoy not just the sights of Pandora above ground, but also see the multi-colored coral reefs that live beneath the waves. Christian Holub,, 9 May 2022 But Crocs dare us to imagine a world where a shoe can be so much more, thanks to adaptable straps, amphibious materials, and Jibbitz, the ultimate form of creative expression. Jeremy Rellosa, Outside Online, 6 May 2022 Tailwind’s mobile app allows passengers to scan daily flight schedules and reserve one of eight seats onboard its amphibious planes. Angus Loten, WSJ, 5 May 2022 Russian amphibious landing vessels were also reported to be heading toward the historic seaside city of Odessa. Nabih Bulos, Los Angeles Times, 3 Mar. 2022 The charges stem from the fatal sinking of a duck boat, an amphibious vehicle that travels on land and water, at a lake near Branson, a popular family vacation spot. Rebekah Riess And Ray Sanchez, CNN, 14 Apr. 2022 The ratio of support to combat units was increased and a greater emphasis was placed on more mobile and amphibious units. David Rising, The Christian Science Monitor, 20 Apr. 2022 See More

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.

First Known Use of amphibious

1608, in the meaning defined at sense 1

History and Etymology for amphibious

Latin amphibius "living both on land and in water" (borrowed from Greek amphíbios "living a double life, living both on land and in the water," from amphi- amphi- + -bios "having such a mode of life," derivative of bíos "life") + -ous — more at quick entry 1

Learn More About amphibious

Time Traveler for amphibious

Time Traveler

The first known use of amphibious was in 1608

See more words from the same year

Dictionary Entries Near amphibious




See More Nearby Entries 

Statistics for amphibious

Last Updated

20 May 2022

Cite this Entry

“Amphibious.” Dictionary, Merriam-Webster, Accessed 25 May. 2022.

Style: MLA
MLACheck Mark Icon ChicagoCheck Mark Icon APACheck Mark Icon Merriam-WebsterCheck Mark Icon

More Definitions for amphibious


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

More from Merriam-Webster on amphibious

Nglish: Translation of amphibious for Spanish Speakers

Britannica English: Translation of amphibious for Arabic Speakers


Test Your Vocabulary

Great Words for Scrabble

  • scrabble tiles that read scrabble quiz
  • Which of the following Q-without-U words means the number five in cards or dice?
Name That Thing

Test your visual vocabulary with our 10-question challenge!

Universal Daily Crossword

A daily challenge for crossword fanatics.

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!