noun
amphibian
am-FIH-beern
noun
1
A cold-blooded animal, such as a frog or salamander, that typically starts life in water and can later live on land.
"Frogs and toads are the most familiar amphibians."
"The salamander is an amphibian that can regenerate lost limbs."
2
A vehicle designed to travel on both land and water.
"The tour used an amphibian to drive straight into the lake."
adj
1
Able to live or operate on both land and water.
"The military tested a new amphibian assault craft."
How to Use Amphibian
Learner’s notesIn plain EnglishAn animal (like a frog) that lives part of its life in water and part on land, or a vehicle that can do the same.
Common pairings
amphibian species
amphibian vehicle
Word Forms
amphibians plural
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Frogs and toads are the most familiar _____.
Etymology
From Greek amphibios, "living a double life", from amphi- ("both") + bios ("life").