photophil
Word Rarity
Very rare
Frequency: Zipf frequency 0.00 in modern English
19
Scrabble Score
9
Letters
2
Syllables
6
Unique Chars
Meaning
noun
The phase of a two-phase circadian rhythm associated with light and expenditure of energy.
Example Sentences
- "It will be seen that light at one phase of the rhythm promoted flowering, and at the other phase inhibited it; thus there was a distinct manifestation of photophil and skotophil phases."
- "Short-day effects were seen to result when light was restricted to the photophil, while long-day effects were produced when light encroached into scotophil (figure 1.2)."
- "He postulated that light falling on the plant in the scotophil phase would inhibit flowering, and in the photophil phase, enhance flower production."
Frequently Paired Words
photophile
skotophil