type of cereal grain known from antiquity and cultivated in warm regions, early 15c. (late 14c. as mile), from Old French millet, millot, diminutive of mil "millet," from Latin milium "millet," from PIE root *mele- "to crush, grind." Cognate with Greek meline, Lithuanian malnos (plural) "millet."
type of grass, mid-15c., panik, from Old French panic "Italian millet," from Latin panicum "panic grass, kind of millet," from panus "ear of millet, a swelling," from PIE root *pa- "to feed."
also panoche, "coarse grade of sugar made in Mexico," 1847, from American Spanish panocha "brown sugar," perhaps ultimately from Latin panucula "tuft," diminutive of panus "tuft, swelling; ear of millet," from PIE root *pa- "to feed."
*melə-, Proto-Indo-European root meaning "to crush, grind," with derivatives referring to ground or crumbling substances and crushing or grinding instruments.
It forms all or part of: amyl; amyloid; blintz; emmer; emolument; immolate; maelstrom; mall; malleable; malleolus; mallet; malleus; maul; meal (n.2) "edible ground grain;" mill (n.1) "building fitted to grind grain;" millet; mola; molar (n.); mold (n.3) "loose earth;" molder; ormolu; pall-mall.
It is the hypothetical source of/evidence for its existence is provided by: Hittite mallanzi "they grind;" Armenian malem "I crush, bruise;" Greek mylos "millstone," myle "mill;" Latin molere "to grind," mola "millstone, mill," milium "millet;" Old English melu "meal, flour;" Albanian miel "meal, flour;" Old Church Slavonic meljo, Lithuanian malu, malti "to grind;" Old Church Slavonic mlatu, Russian molotu "hammer."
"kind of fodder plant, vetch," c. 1300, perhaps cognate with or from Middle Dutch tarwe "wheat," from a Germanic source perhaps related to Breton draok, Welsh drewg "darnel," Sanskrit durva "a kind of millet grass," Greek darata, daratos "bread," Lithuanian dirva "a wheat-field." Used in 2nd Wyclif version (1388) of Matthew xiii.25 to render Greek zizania as a weed among corn (earlier darnel and cockle had been used in this place); hence figurative use for "something noxious sown among something good" (1711).
"club-shaped instrument used for pounding and breaking materials in a mortar," mid-14c. pestel, (as a surname late 13c.), from Old French pestel and directly from Latin pistillum (Medieval Latin pestellum) "pounder, pestle," related to pinsere "to pound," from PIE *pis-to-, suffixed form of root *peis- "to crush" (source also of Sanskrit pinasti "pounds, crushes," pistah "anything ground, meal," Greek ptissein "to winnow," Old Church Slavonic pišo, pichati "to push, thrust, strike," pišenica "wheat," Russian pseno "millet").
Also in old use "the leg of certain animals used for food" (14c.), hence pestle of a lark "a trifle, an unimportant matter" (1590s).