excitation
pronunciation
How to pronounce excitation in British English:
UK [ˌeksaɪ'teɪʃən]
How to pronounce excitation in American English:
US [ˌeksaɪ'teɪʃən]
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- Noun:
- the state of being emotionally aroused and worked up
- the neural or electrical arousal of an organ or muscle or gland
- something that agitates and arouses
Word Origin
- excitation (n.)
- late 14c., from Old French excitation, from Late Latin excitationem (nominative excitatio), noun of action from past participle stem of excitare "to call out, wake, rouse, stir up" (see excite).
Example
- 1. These techniques include raman scattering , in which light returns with a shift in wavelength as a result of atomic or molecular laser excitation .
- 2. For another , the artificial fireballs seem to be glowing because of the excitation of theatoms within the vaporised material rather than because of oxidation .
- 3. A dog 's brain interprets the excitation or suppression of these neurons as the sensation of yellow or blue , respectively .
- 4. " You then begin to inhibit the excitation and the patient becomes more sedated and loses consciousness , " he says .
- 5. By adjusting the intensity of the beam and the concentration of iron-57 atoms , it can be arranged that most of the time , just a single nuclear excitation will be created by the x-ray pulse .