photochemistry

noun
pho·​to·​chem·​is·​try | \ ˌfō-tō-ˈke-mə-strē How to pronounce photochemistry (audio) \

Definition of photochemistry

1 : a branch of chemistry that deals with the effect of radiant energy in producing chemical changes
2a : photochemical properties the photochemistry of gases
b : photochemical processes photochemistry of vision

Other Words from photochemistry

photochemist \ ˌfō-​tō-​ˈke-​mist How to pronounce photochemistry (audio) \ noun

First Known Use of photochemistry

1860, in the meaning defined at sense 1

Learn More About photochemistry

Time Traveler for photochemistry

Time Traveler

The first known use of photochemistry was in 1860

See more words from the same year

Dictionary Entries Near photochemistry

photochemigraphy

photochemistry

photochlorination

See More Nearby Entries 

Statistics for photochemistry

Cite this Entry

“Photochemistry.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/photochemistry. Accessed 21 Jan. 2022.

Style: MLA
MLACheck Mark Icon ChicagoCheck Mark Icon APACheck Mark Icon Merriam-WebsterCheck Mark Icon

More Definitions for photochemistry

photochemistry

noun
pho·​to·​chem·​is·​try | \ -ˈkem-ə-strē How to pronounce photochemistry (audio) \
plural photochemistries

Medical Definition of photochemistry

1 : a branch of chemistry that deals with the effect of radiant energy in producing chemical changes
2a : photochemical properties the photochemistry of gases
b : photochemical processes the photochemistry of vision

More from Merriam-Webster on photochemistry

Britannica.com: Encyclopedia article about photochemistry

WORD OF THE DAY

Test Your Vocabulary

Difficult Spelling Words Quiz

  • alphabet pasta spelling help
  • Which is the correct spelling?
Name That Thing

Test your visual vocabulary with our 10-question challenge!

TAKE THE QUIZ
Universal Daily Crossword

A daily challenge for crossword fanatics.

TAKE THE QUIZ
Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!