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Definition of photoisomerize in US English:

photoisomerize

(also photoisomerise)

verb

Chemistry

  • no object To undergo photoisomerization. Also with object: to cause to undergo photoisomerization.

Origin

1960s; earliest use found in Journal of the American Chemical Society. From photo- + isomerize, after photoisomerization.

Pronunciation

photoisomerize

/ˌfəʊtəʊˈʌɪsəmərʌɪz/