mastodonic

mas·to·don

 (măs′tə-dŏn′) also mas·to·dont (-dŏnt′)

n.

Any of several very large, extinct proboscidian mammals of the family Mammutidae of the Miocene, Pliocene, and Pleistocene Epochs, resembling elephants but having molar teeth of a different structure.

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[New Latin Mastodōn, genus name : Greek mastos, breast, nipple + Greek odōn, tooth (from the nipple-shaped protrusions on the crowns of its molars); see dent- in Indo-European roots.]

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mas′to·don′ic adj.

mastodonic

(ˌmæstəˈdɒnɪk)

adj

very large and powerful

Thesaurus

mastodonic

adjective

Of extraordinary size and power:

behemoth, Brobdingnagian, Bunyanesque, colossal, cyclopean, elephantine, enormous, gargantuan, giant, gigantesque, gigantic, herculean, heroic, huge, immense, jumbo, mammoth, massive, massy, mighty, monster, monstrous, monumental, mountainous, prodigious, pythonic, stupendous, titanic, tremendous, vast.

Informal: walloping.

Slang: whopping.