photopositive

adjective
pho·​to·​pos·​i·​tive | \ ˌfō-tō-ˈpä-zə-tiv How to pronounce photopositive (audio) , -ˈpäz-tiv \

Definition of photopositive

: exhibiting positive phototropism or phototaxis

First Known Use of photopositive

1914, in the meaning defined above

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The first known use of photopositive was in 1914

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Cite this Entry

“Photopositive.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/photopositive. Accessed 5 Aug. 2020.

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