a vector obtained from a given vector by taking its cross product with the vector whose coordinates are the partial derivative operators with respect to each coordinate.
b.
the operation that produces this vector.
15.
Weightlifting.
a.
an underhand forearm lift in which the barbell, held against the thighs, is raised to the chest and then lowered while keeping the legs, upper arms, and shoulders taut.
b.
a similar forearm lift using a dumbbell or dumbbells, usually from the side of the body to the shoulders.
curl up, to sit or lie down cozily: to curl up with a good book.
Idioms
17.
curl one's lip, to assume or display an expression of contempt: He curled his lip in disdain.
18.
curl one's/the hair, to fill with horror or fright; shock: Some of his stories about sailing across the Atlantic are enough to curl one's hair.
Origin: 1400–50; late Middle English, apparently back formation from curled, metathetic variant of Middle English crulled (past participle) crul (adj.); compare Middle Dutch crullen to curl, cruller
mid-15c., metathesis of crulle (c.1300), probably from O.E. or from M.Du. krul "curly," from P.Gmc. *krusl-. The game of curling is so called from c.1620.