resonances

Noun

resonance (countable and uncountable, plural resonances)

1. (uncountable) The quality of being resonant.
   • The leiter-wagons contained great, square boxes, with handles of thick rope; these were evidently empty by the ease with which the Slovaks handled them, and by their resonance as they were roughly moved.1897, Bram Stoker, Dracula, Westminster [London]: Archibald Constable and Company, […], →OCLC

   Synonyms:

   resound

2. (countable) A resonant sound, echo, or reverberation, such as that produced by blowing over the top of a bottle.
   • He passed on, and the lights and cries of the station dropped away, merged in a wider haze and a hollower resonance, as the train gathered itself up with a long shake and rolled out again into the darkness.1912, Edith Wharton, The Reef, New York, N.Y.: D[aniel] Appleton and Company
3. The sound produced by a hollow body part such as the chest cavity upon auscultation, especially that produced while the patient is speaking.
4. (figuratively) Something that evokes an association, or a strong emotion; something that strikes a chord.
   • emotional resonance
5. The increase in the amplitude of an oscillation of a system under the influence of a periodic force whose frequency is close to that of the system's natural frequency.
   • One of the most important developments beyond the original concept of magnetic resonance is so-called double resonance in which, as the name suggests, one excites one resonant transition of a system while simultaneously monitoring a different transition.2013, Charles P. Slichter, Principles of Magnetic Resonance, Springer Science & Business, →ISBN, page 217
6. (nuclear physics) A short-lived subatomic particle or state of atomic excitation that results from the collision of atomic particles.
   • When experiments with the first ‘atom-smashers’ took place in the 1950s to 1960s, many short-lived heavier siblings of the proton and neutron, known as ‘resonances’, were discovered.2004, Frank Close, Particle Physics: A Very Short Introduction, Oxford, page 35

See all 11 meanings of resonance