photon
pronunciation
How to pronounce photon in British English:
UK [ˈfəʊtɒn]
How to pronounce photon in American English:
US [ˈfoʊtɑːn]
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- Noun:
- a quantum of electromagnetic radiation; an elementary particle that is its own antiparticle
Word Origin
- photon (n.)
- "unit of electromagnetic radiation," 1926 in modern sense, from photo- "light" + -on "unit."
Example
- 1. Dr. haroche then fired an atom at a bouncing photon .
- 2. The device in question is a photon detector .
- 3. In 1998 , caltech scientists teleported a photon about three feet .
- 4. When hit by a blue photon , a cryptochromemolecule loses an electron .
- 5. By showing a single photon cannot travel faster than the speed of light , scientists prove time travel is impossible .