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Showing results for photochemical. Search instead for photochemic.

photochemical

American  
[foh-toh-kem-ik-uhl] / ˌfoʊ toʊˈkɛm ɪk əl /

adjective

  1. relating to or produced by the chemical action of light.


Other Word Forms

  • non-photochemical adjective
  • photochemically adverb

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Not the good, high-altitude ozone that shields us from dangerous UV light, but bad ozone, hovering right above ground level — stinking, brownish, grayish photochemical smog.

From Los Angeles Times • Mar. 26, 2026

Cleaner cars have wrought wonders in getting rid of photochemical smog, when all we need to do is buy one.

From Los Angeles Times • Mar. 26, 2026

They targeted a photochemical reaction in which molecules absorb energy from photons and transfer it to a neighbor.

From Science Magazine • May 30, 2024

Moreover, the combination of different 2D materials, called heterostructures, expands the diversity of their electrical, photochemical, and magnetic properties.

From Science Daily • Feb. 8, 2024

Therefore, one illuminant may be superior to another for one photochemical reaction, while the reverse may be true in the case of another reaction.

From Artificial Light Its Influence upon Civilization by Luckiesh, Matthew