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circadian Definition

cir·ca·dian (sər kā′dē ən, sʉr′kə dē′ən)

adjective

Biol. designating or of behavioral or physiological rhythms associated with the 24-hour cycles of the earth's rotation, as, in man, the regular metabolic, glandular, and sleep rhythms which may persist through a dislocation of day and night caused by high-speed travel

Etymology: coined < L circa, about + diem, acc. sing. of dies, day: see deity

circadian Usage Examples

Modifies a noun

  • rhythmicity: Thus, not all peripheral tissues are equal in circadian rhythmicity.
  • rhythm: Savage have their own crazy circadian rhythm, a cosmic loop.
  • pacemaker: The final section was the analysis of a new periodically forced model, that of the human circadian pacemaker.
  • oscillator: However, circadian oscillators have recently been discovered in many peripheral tissues.
  • clock: Mammals In mammals almost all tissues have their own circadian clock, each with its own output genes.
  • oscillation: Our recent unpublished advances include: Imaging circadian oscillations of cytosolic free calcium.

Browse dictionary entries near circadian

  1. ‹ circa
  2. ‹ circ
  3. ‹ ciré
  4. ‹ cir
  5. ‹ Cipro
  6. ‹ cipollino
  7. ‹ cipolin
  8. ‹ Ciphertext
  9. ‹ Cipher or Cryptographic Algorithm
  10. ‹ cipher
  1. Circassia ›
  2. Circassian ›
  3. Circassian walnut ›
  4. Circe ›
  5. Circean ›
  6. circinate ›
  7. circinately ›
  8. Circinus ›
  9. circle ›
  10. circled ›