phototropic
adjective
phototropic is spelled P-H-O-T-O-T-R-O-P-I-C: 11 letters. It appears about once in every 89 million words in written English, the 301,415th most frequent word form (wordfreq, 2021 data). As an adjective, phototropic means “Having a tendency to move in response to light. An animal or microbe that is positively phototropic will move toward light. One that is negatively…” (English Wiktionary, September 2026).
How many letters and syllables are in phototropic?
| Letters | 11: P-H-O-T-O-T-R-O-P-I-C |
|---|---|
| In writing | about once in every 89 million words; the 301,415th most frequent word form |
| Wrong spellings searched | none measured in search |
Sources: letters and syllables from the English Wiktionary's hyphenation or pronunciation; written frequency: wordfreq 3.1 (a 2021 snapshot of Wikipedia, subtitles, news, books, web text and social media).
How common is phototropic?
Phototropic appears about once in every 89 million words in written English, the 301,415th most frequent word form in the list.
Source: written frequency: wordfreq 3.1 (a 2021 snapshot of Wikipedia, subtitles, news, books, web text and social media).
Forms of phototropic
- more phototropic comparative
- most phototropic superlative
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).
What does phototropic mean?
The meanings the English Wiktionary records, quoted as written there (source below).
adjective
- 1
Having a tendency to move in response to light. An animal or microbe that is positively phototropic will move toward light. One that is negatively phototropic will move away from light.
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).
Phototropic in Spanish, French, German and Portuguese
In the sense having a tendency to move in response to light:
| Language | Words |
|---|---|
| German | fototrop, fototropisch |
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract). Translations are Wiktionary's, by sense; a linked word has its own PlainSpell page.
Where does phototropic come from?
From photo- + -tropic.
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).