carrot Look up carrot at Dictionary.com
1533, from M.Fr. carrotte, from L. carota, from Gk. karoton "carrot," from PIE *kre-, from base *ker- "horn, head," so called for its horn-like shape. Planted as a garden vegetable by 1609 by Jamestown colonists.
redhead Look up redhead at Dictionary.com
1256, from red (1) + head (q.v.)
"The Carrot pate be sure you hate, for she'l be true to no man" [ballad, c.1680]
carotene Look up carotene at Dictionary.com
1861, from Ger. carotin, coined 1831 by H.W.F. Wackenroder from L. carota "carrot" + Ger. form of chemical suffix -ine.
morel Look up morel at Dictionary.com
type of mushroom, 1670s, from Fr. morille (16c.), of uncertain origin, apparently from Germanic; cf. O.H.G. morhilo (Ger. Morchel), dim. of morha "root of a tree or plant," from P.Gmc. *murhon- (cf. O.E. more, Ger. möhre "carrot").
parsnip Look up parsnip at Dictionary.com
16c., parsnepe, corruption (by influence of M.E. nepe "turnip") of M.E. passenep (late 14c.), from O.Fr. pasnaie, from L. pastinaca "parsnip, carrot," from pastinum "two-pronged fork" (related to pastinare "to dig up the ground") so called from the shape of the root. The parsnip was considered a kind of turnip.