CIRCADIAN RHYTHM

Pronunciation (US):

(GB):

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 Dictionary entry overview: What does circadian rhythm mean? 

• CIRCADIAN RHYTHM (noun)
  The noun CIRCADIAN RHYTHM has 1 sense:

1. a daily cycle of activity observed in many living organisms

  Familiarity information: CIRCADIAN RHYTHM used as a noun is very rare.

 Dictionary entry details 

• CIRCADIAN RHYTHM (noun)

Sense 1

Meaning:

A daily cycle of activity observed in many living organisms

Classified under:

Nouns denoting time and temporal relations

Hypernyms ("circadian rhythm" is a kind of...):

biological time (the time of various biological processes)

 Context examples 

This gene plays a role in both transcriptional regulation and circadian rhythms.

(NR1D1 Gene, NCI Thesaurus)

This protein plays a role in transcriptional regulation of genes involved in metabolic processes and circadian rhythm.

(Nuclear Receptor Subfamily 1 Group D Member 1, NCI Thesaurus)

Organisms from flies to humans have daily circadian rhythms entrained with the 24-hour cycle of day and night that regulate many physiological systems.

(Circadian Rhythm Pathway BioCarta, NCI Thesaurus/BIOCARTA)

This gene is involved in circadian rhythm.

(CRY2 Gene, NCI Thesaurus)

This allele, which encodes cryptochrome-1 protein, is involved in the regulation of circadian rhythm.

(CRY1 wt Allele, NCI Thesaurus)

Blue light boosts alertness and regulates our internal body clock, or circadian rhythm, that tells our bodies when to sleep.

(Artificial Light of Digital Devices Lessens Sleep Quality, The Titi Tudorancea Bulletin)

This protein is involved in the modulation of circadian rhythms.

(Period Circadian Protein Homolog 1, NCI Thesaurus)

Streetlights, store front neon signs, and other light sources can suppress the sleep hormone melatonin and the natural 24-hour light-dark cycle of circadian rhythms.

(Sleeping with artificial light at night associated with weight gain in women, National Institutes of Health)

Cyanobacteria are the only bacteria that have a circadian rhythm.

(Bacteria Used to Create Fertilizer Out of Thin Air, The Titi Tudorancea Bulletin)

This allele, which encodes period circadian protein homolog 1, plays a role in the maintenance of circadian rhythm.

(PER1 wt Allele, NCI Thesaurus)