Below are possible answers for the crossword clue Gigantic - extinct animal.
7 letter answer(s) to gigantic - extinct animal
MAMMOTH
any of numerous extinct elephants widely distributed in the Pleistocene; extremely large with hairy coats and long upcurved tusks
so exceedingly large or extensive as to suggest a giant or mammoth; "a gigantic redwood"; "gigantic disappointment"; "a mammoth ship"; "a mammoth multinational corporation"
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