Of an animal: (a) living under the care of or habituated to humans, domesticated, domestic;—also used of man as a creature [quots. a1398 (1st) & a1400]; also, as noun: domestic animals, domestic……
(a) The lowest part of something; the base of a candle, tree, vessel, etc.; the bottom of a ladder; the human foot; from hed to ground, from head to foot; (b) the foundations of the earth; the roots……