Also found in: Thesaurus, Medical, Encyclopedia.


1. Biology Living or able to live both on land and in water.
2. Able to operate both on land and in water: amphibious tanks.
3. Relating to or organized for a military landing by means of combined naval and land forces.
4. Of a mixed or twofold nature.

[From Latin amphibius, from Greek amphibios; see amphibian.]

am·phib′i·ous·ly adv.
am·phib′i·ous·ness n.
References in periodicals archive ?
His topics are the poet as thinker and the thinker as poet, space: the final frontier, the epistemology of poetry: fields of force, poetics and politics: surviving amphibiously, the place of writing and the writing of place, and translations: the voice of the other.
The passage hinges on appropriately in the middle, which functions amphibiously in ethical and aesthetic contexts.
French dreams of restoring the Stuart monarchy in Britain, supporting Jacobite risings in Scotland, and pursuing colonial ambitions in Canada, the Caribbean, and India all rested on the ability to protect sea lines of communication and project power amphibiously.