photopositive

P3H4O1T1O1P3O1S1I1T1I1V4E1

adjective

having a positive phototropic or phototactic response; attracted by light

Opposite
photonegative
OriginEnglish positive ← Ancient Greek φωτο- (phōto-) ← Proto-Hellenic *pʰáwos →
Scrabble 23
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Meanings

adjectivephotopositive (comparative more photopositive, superlative most photopositive)

comparative more photopositive · superlative most photopositive

  1. biologyhaving a positive phototropic or phototactic response; attracted by light

Synonyms & antonyms

Opposite
photonegative

Origin

  1. Proto-Indo-European*bʰeh₂-
  2. Proto-Indo-European*bʰéh₂os
  3. Proto-Hellenic*pʰáwos
  4. Ancient Greekφᾰ́ος (phắos)
  5. Ancient Greekφῶς (phôs)
  6. Ancient Greekφωτο- (phōto-)
  7. Englishphoto-
  8. Englishpositive
  9. Englishphotopositive

From photo- + positive.

Full word history & related roots →
Cite this entry
APA

photopositive. (n.d.). In WatkinsX Dictionary. Retrieved November 4, 2026, from https://dictionary.watkinsx.com/word/photopositive

MLA

“photopositive.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/photopositive. Accessed November 4, 2026.

Chicago

WatkinsX Dictionary, s.v. “photopositive,” accessed November 4, 2026, https://dictionary.watkinsx.com/word/photopositive.

Source: photopositive on Wiktionary, CC BY-SA 4.0.