changing location rapidly | a rink with a floor of ice for ice hockey or ice skating |
a central nervous system stimulant that increases energy and decreases appetite; used to treat narcolepsy and some forms of depression | an amphetamine derivative (trade name Methedrine) used in the form of a crystalline hydrochloride; used as a stimulant to the nervous system and as an appetite suppressant |
a rate (usually rapid) at which something happens | a frozen dessert with fruit flavoring (especially one containing no milk) |
the ratio of the focal length to the diameter of a (camera) lens system | a flavored sugar topping used to coat and decorate cakes |
distance travelled per unit time | the frozen part of a body of water |
| diamonds |
| water frozen in the solid state |