-
1 ♦ wave
♦ wave /weɪv/n.2 (fig.) ondata; onda: wave of enthusiasm, ondata di entusiasmo; crime wave, ondata di delitti (meteor.) heat wave, ondata di caldo; (fin.) wave of acquisitions, ondata di acquisizioni4 ( dei capelli) ondulazione; onde: permanent wave, (ondulazione) permanente; natural wave, ondulazione naturale5 (fis., radio) onda: short waves, onde corte; sound wave, onda sonora; wave function, funzione d'onda; radio wave, onda radio; radioonda● (fis.) wave acoustics, acustica ondulatoria □ ( radio) wave band, gamma di lunghezze d'onda □ wave breaker, frangiflutti; frangionde □ ( radio) wave changer (o wave-change switch), commutatore di frequenza (o di gamma) □ ( radio) wave guide ► waveguide □ (fis.) wave motion, moto ondoso □ (fis.) wave theory, teoria ondulatoria ( della trasmissione della luce) □ (fam. fig.) to make waves, creare scalpore, far sensazione; ( anche) creare problemi, dare fastidio.♦ (to) wave /weɪv/A v. i.1 ondeggiare; fluttuare; sventolare: The cypresses were waving in the gale, i cipressi ondeggiavano al forte vento; The flags were waving, le bandiere sventolavano2 far un cenno con la mano; fare un segno (agitando qc.)B v. t.1 agitare; brandire; scuotere; sventolare: to wave one's hand, agitare la mano ( in segno di saluto, ecc.); to wave a sword, brandire una spada; to wave a flag, sventolare una bandiera3 ondulare; fare l'ondulazione a: She has had her hair waved, s'è fatta fare l'ondulazione (ai capelli)● to wave goodbye to sb., salutare q. agitando la mano (o un fazzoletto, ecc.) □ to wave goodbye to st., dire addio a qc. ( speranze di successo, ecc.) □ to wave a line, tracciare una linea ondulata □ to wave sb. nearer, far cenno a q. d'avvicinarsi □ ( di un arbitro: calcio, ecc.) to wave play on, far proseguire il gioco NOTA D'USO: - waive, waiver o waver?-.
См. также в других словарях:
Wave propagation — is any of the ways in which waves travel through a waveguide.With respect to the direction of the oscillation relative to the propagation direction, we can distinguish between longitudinal wave and transverse waves.For electromagnetic waves,… … Wikipedia
waveguide — wave·guide wāv .gīd n a device (as a glass fiber) designed to confine and direct the propagation of electromagnetic waves (as light) <use of waveguides for visual examination of the stomach> … Medical dictionary
waveguide — wave•guide [[t]ˈweɪvˌgaɪd[/t]] n. elo opt a conduit, as a metal tube, coaxial cable, or strand of glass fibers, used as a conductor or directional transmitter for various kinds of electromagnetic waves • Etymology: 1930–35 … From formal English to slang
Waveguide — This page is about waveguides in the most general sense. For ordinary metal pipe waveguides, Waveguide (electromagnetism). For optical waveguides, see Waveguide (optics). A section of flexible waveguide with a pressurizable flange … Wikipedia
Waveguide (electromagnetism) — In electromagnetics and communications engineering, the term waveguide may refer to any linear structure that guides electromagnetic waves. However, the original and most common meaning is a hollow metal pipe used for this purpose.A dielectric… … Wikipedia
Waveguide (acoustics) — This page is about waveguides for acoustics and sound, for other types of waveguide, see Waveguide An acoustic waveguide is a physical structure for guiding sound waves. Examples One example might be a speaking tube used aboard ships for… … Wikipedia
Wave impedance — The wave impedance of an electromagnetic wave, is the ratio of the transverse components of the electric and magnetic fields (the transverse components being those at right angles to the direction of propagation). For a transverse electric… … Wikipedia
Waveguide (optics) — This page is about waveguides for transmission of optical signals or power. For other types of waveguide, see the disambiguation page Waveguide An optical waveguide is a physical structure that guides electromagnetic waves in the optical spectrum … Wikipedia
Wave radar — Ocean surface waves can be measured by several radar remote sensing techniques. Several instruments based on a variety of different concepts and techniques are available to the user and these are all often called wave radars. This article (see… … Wikipedia
waveguide — /wayv guyd /, Electronics, Optics. n. a conduit, as a metal tube, coaxial cable, or strand of glass fibers, used as a conductor or directional transmitter for various kinds of electromagnetic waves. Cf. optical fiber. [1930 35; WAVE + GUIDE] * *… … Universalium
wave guide — An elongated enclosure usually bounded by a cylindrical or rectangular metal tube for propagating energy by means of electromagnetic waves within the enclosure. It is a hollow transmission line or a metal tube through which high frequency… … Aviation dictionary
