daylength

D2A1Y4L1E1N1G2T1H4

noun

period of daylight; photoperiod

Similar
dayphotoperiod
Opposite
scotoperiod
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Meanings

noundaylength (plural daylengths)

plural daylengths

  1. biologyperiod of daylight; photoperiod

    Synonyms: day, photoperiod

Synonyms & antonyms

nounperiod of daylight; photoperiod

Similar
dayphotoperiod
Opposite
scotoperiod
Also see
daydaylightdaytimephotoperiod

Origin

From day + length.

Full word history & related roots →
Cite this entry
APA

daylength. (n.d.). In WatkinsX Dictionary. Retrieved November 2, 2026, from https://dictionary.watkinsx.com/word/daylength

MLA

“daylength.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/daylength. Accessed November 2, 2026.

Chicago

WatkinsX Dictionary, s.v. “daylength,” accessed November 2, 2026, https://dictionary.watkinsx.com/word/daylength.

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