Meaning: so exceedingly large or extensive as to suggest a giant or mammoth; "a gigantic redwood"; "gigantic disappointment"; "a mammoth ship"; "a mammoth multinational corporation"
meaning of the word
Meaning: any of numerous extinct elephants widely distributed in the Pleistocene; extremely large with hairy coats and long upcurved tusks
"His kind roamed the outer crust with the cave bear and the mammoth ages and ages ago.
The gray, picturesque Cathedral Range bounds it on the south; a similar range or spur, the highest peak of which is Mount Conness, on the north; the noble Mounts Dana, Gibbs, Mammoth, Lyell, McClure and others on the axis of the Range on the east; a heaving, billowing crowd of glacier-polished rocks and Mount Hoffman on the west.