/mam"euhth/ , n.
1. any large, elephantlike mammal of the extinct genus Mammuthus, from the Pleistocene Epoch, having hairy skin and ridged molar teeth.
adj.
2. immensely large; huge; enormous: a mammoth organization.
[ 1690-1700; mam ( m ) ot (now mámont ), first used in reference to remains of the animal found in Siberia; orig. uncert. ]
Syn. 2. See gigantic .