heat wave
61Wave soldering — is a large scale soldering process by which electronic components are soldered to a printed circuit board (PCB) to form an electronic assembly. The name is derived from the use of waves of molten solder to attach metal components to the PCB. The… …
62wave — UK US /weɪv/ noun [C] ► a larger than usual number of events of a similar, often bad, type, happening within the same period: a wave of sth »During the recession there was a wave of bankruptcies and mass unemployment. »a crime wave ► the pattern… …
63wave theory — n a theory in physics: light is transmitted from luminous bodies to the eye and other objects by an undulatory movement called also undulatory theory * * * the theory that light, heat, and electricity are transmitted through space in the form of… …
64Wave–particle duality — Quantum mechanics Uncertainty principle …
65heat — {{Roman}}I.{{/Roman}} noun 1 being hot/level of temperature ADJECTIVE ▪ burning, fierce (esp. BrE), great, intense, searing, terrible, tremendous ▪ The soil is baked dry by the fierce …
66wave — [[t]we͟ɪv[/t]] ♦♦ waves, waving, waved 1) VERB If you wave or wave your hand, you move your hand from side to side in the air, usually in order to say hello or goodbye to someone. [V to/at n] Jessica caught sight of Lois and waved to her... [V… …
67Wave theory — Undulatory Un du*la*to*ry (?; 277), a. [Cf. F. ondulatoire.] Moving in the manner of undulations, or waves; resembling the motion of waves, which successively rise or swell rise or swell and fall; pertaining to a propagated alternating motion,… …
68wave theory — Radiation can be thought of as consisting of waves moving through space which transfer energy between non connecting systems. The sun gives off light and heat and causes sunburn. Each of these effects is caused by electromagnetic radiation of… …
69Urban heat island — An urban heat island (UHI) is a metropolitan area which is significantly warmer than its surrounding rural areas. The temperature difference usually is larger at night than during the day and larger in winter than in summer, and is most apparent… …
70Cold wave — For the musical genre, see Coldwave. Part of the Nature series on Weather   Calendar seasons Spring  …
