amphibious
adjective
am·phib·i·ous
am-ˈfi-bē-əs 
1
: combining two characteristics
2
a
: 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
amphibiously
adverb
amphibiousness
noun
Examples of amphibious in a Sentence
Recent Examples on the Web
The Navy has had 11 ships, including the Ford and several amphibious assault ships with thousands of Marines, in South American waters for months.
—
Arkansas Online, 11 Feb. 2026
Besides the light frigates, Taiwan’s Republic of China Navy (ROCN) is also looking to procure a submarine rescue ship, a fast combat support ship, two rescue vessels, and a 10,600-ton amphibious assault vessel.
—Chris Young, Interesting Engineering, 9 Feb. 2026
Get a head start on building your outdoor spring and summer wardrobe with these 70 percent-off Chaco Mega Z Cloud Sandals; these amphibious hiking sandals have wide straps to hold your feet in place comfortably, no matter the terrain.
—Amelia McBride, Travel + Leisure, 6 Feb. 2026
Jinchao Wei, 25, who was arrested in August 2023, was a machinist’s mate on the amphibious assault ship USS Essex at Naval Base San Diego.
—Greg Norman-Diamond, FOXNews.com, 13 Jan. 2026
See All Example Sentences for amphibious
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Arkansas Online, 11 Feb. 2026
Besides the light frigates, Taiwan’s Republic of China Navy (ROCN) is also looking to procure a submarine rescue ship, a fast combat support ship, two rescue vessels, and a 10,600-ton amphibious assault vessel.
—Chris Young, Interesting Engineering, 9 Feb. 2026
Get a head start on building your outdoor spring and summer wardrobe with these 70 percent-off Chaco Mega Z Cloud Sandals; these amphibious hiking sandals have wide straps to hold your feet in place comfortably, no matter the terrain.
—Amelia McBride, Travel + Leisure, 6 Feb. 2026
Jinchao Wei, 25, who was arrested in August 2023, was a machinist’s mate on the amphibious assault ship USS Essex at Naval Base San Diego.
—Greg Norman-Diamond, FOXNews.com, 13 Jan. 2026
See All Example Sentences for amphibious
Cite this Entry
“Amphibious.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/amphibious. Accessed 16 Feb. 2026.
Copy CitationKids Definition
amphibious
adjective
am·phib·i·ous
am-ˈfib-ē-əs
1
: able to live both on land and in water
amphibious plants
2
a
: designed for use on both land and water
amphibious vehicles
b
: carried out by land, sea, and air forces acting together
an amphibious assault
amphibiously
adverb
amphibiousness
noun
Etymology
from Greek amphibios "living a double life," from amphi- "around, on both sides" and bios "mode of life"
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