photosensitive
adjective
photosensitive is spelled P-H-O-T-O-S-E-N-S-I-T-I-V-E: 14 letters. It appears about once in every 5 million words in written English, the 66,686th most frequent word form (wordfreq, 2021 data). As an adjective, photosensitive means “Having a reaction to, or able to be affected by, light” (English Wiktionary, September 2026).
How many letters and syllables are in photosensitive?
| Letters | 14: P-H-O-T-O-S-E-N-S-I-T-I-V-E |
|---|---|
| In writing | about once in every 5 million words; the 66,686th 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 photosensitive?
Photosensitive appears about once in every 5 million words in written English, the 66,686th 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 photosensitive
- more photosensitive comparative
- most photosensitive superlative
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).
What does photosensitive mean?
The meanings the English Wiktionary records, quoted as written there (source below).
adjective
- 1
Having a reaction to, or able to be affected by, light.
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).
Photosensitive in Spanish, French, German and Portuguese
In the sense sensitive to light – see also light-sensitive:
| Language | Words |
|---|---|
| German | lichtempfindlich |
| Portuguese | fotossensível |
| Spanish | fotosensible |
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 photosensitive come from?
From photo- + sensitive.
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).