Arago spots
Arago spots is the plural of Arago spot.
Meaning of Arago spot
Noun
Arago spot (plural Arago spots)
- A bright point that appears at the centre of a circular object's shadow due to Fresnel diffraction.
- The Arago spot played an important role in the discovery of the wave nature of light and is a common way to demonstrate that light behaves as a wave.
- Synonyms:
- Fresnel spot, Poisson spot
Questions about Arago spots
- What is Arago spots the plural of?
- Arago spots is the plural of Arago spot.
Words near Arago spots in the dictionary
Source and license
Adapted from Wiktionary: Arago spots (page history and authors); Arago spot (page history and authors). Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws reformatted the entry and added links. Wiktionary data of 2026-09-02.
Last updated:
Cite this entry: “Arago spots.” Word.ws, https://word.ws/arago_spots. Based on Wiktionary, CC BY-SA 4.0.
