photosystem
noun
photosystem is spelled P-H-O-T-O-S-Y-S-T-E-M: 11 letters. It appears about once in every 14 million words in written English, the 114,361st most frequent word form (wordfreq, 2021 data). As a noun, photosystem means “Either of two biochemical systems, active in chloroplasts, that are part of photosynthesis” (English Wiktionary, September 2026). The plural of photosystem is photosystems.
How many letters and syllables are in photosystem?
| Letters | 11: P-H-O-T-O-S-Y-S-T-E-M |
|---|---|
| In writing | about once in every 14 million words; the 114,361st 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 photosystem?
Photosystem appears about once in every 14 million words in written English, the 114,361st 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 photosystem
- photosystems plural
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).
What does photosystem mean?
The meanings the English Wiktionary records, quoted as written there (source below).
noun
- 1
Either of two biochemical systems, active in chloroplasts, that are part of photosynthesis
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).
Where does photosystem come from?
From photo- + system.
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).