[heat] vb [ME heten, fr. OE haetan; akin to OE hat hot] vi (bef. 12c) 1: to become warm or hot
2: to start to spoil from heat ~ vt 1: to make warm or hot
2: excite -- heat.able adj
[2]heat n [ME hete, fr. OE haete, haetu; akin to OE hat hot] (bef. 12c) 1 a (1): a condition of being hot: warmth (2): a marked or notable degree of hotness b: pathological excessive bodily temperature c: a hot place or situation d (1): a period of heat (2): a single complete operation of heating; also: the quantity of material so heated e (1): added energy that causes substances to rise in temperature, fuse, evaporate, expand, or undergo any of various other related changes, that flows to a body by contact with or radiation from bodies at higher temperatures, and that can be produced in a body (as by compression) (2): the energy associated with the random motions of the molecules, atoms, or smaller structural units of which matter is composed f: appearance, condition, or color of a body as indicating its temperature
2. a: intensity of feeling or reaction: passion b: the height or stress of an action or condition "in the ~ of battle" c: sexual excitement esp. in a female mammal; specif: estrus
3: a single continuous effort: as a: a single round of a contest (as a race) having two or more rounds for each contestant b: one of several preliminary contests held to eliminate less competent contenders
4: pungency of flavor
5. a slang (1): the intensification of law-enforcement activity or investigation (2): police b: pressure, coercion c: abuse, criticism "took a lot of ~"
6: smoke
8. -- heat.less adj -- heat.proof adj