Word Pronunciation & Dictionary

semicircadian

Word Rarity Very rare

Frequency: Zipf frequency 0.00 in modern English

Syllables: semi-cir-ca-di-an
IPA

20

Scrabble Score

13

Letters

5

Syllables

9

Unique Chars

Meaning

adj

Occurring twice in a 24 hour period.

Example Sentences

"In chronobiology, a circasemidian rhythm is a physiological arousal cycle that peaks twice in a 24-hour day. It may also be called the semicircadian rhythm ."
"During early pregnancy, PRL secretion occurs in a semi-circadian rhythm, characterized by a large nocutrnal surge and a slightly smaller diurnal surge."
"… individuals from a rocky shore with a rhythmic tidal pattern and a large tidal range exhibited a semicircadian activity rhythm (period around 12h), but no such rhythm was detected for fish from a rocky shore with an irregular tidal pattern and a small tide range."

Etymology

From semi- + circadian.

Word Breakdown

Prefix: semi

Questions

What does semicircadian mean?: Occurring twice in a 24 hour period.
Where does semicircadian come from?: From semi- + circadian.

How to pronounce semicircadian

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