American Heritage® Dictionary of the English Language, Fourth Edition
- n. A daily rhythmic activity cycle, based on 24-hour intervals, that is exhibited by many organisms.
- n. The "internal body clock" that regulates the (roughly) 24-hour cycle of biological processes in animals and plants.
- n. a daily cycle of activity observed in many living organisms
Sorry, no example sentences found.
These user-created lists contain the word ‘circadian rhythm’.
Time~sphere phenomena, manipulations, fluctuations, processes, measurements, and oddities. For use in building my machine.
ruptured blood ve..., clot, pressure on a blo..., tumor, brain region, comprehension of ..., production of mea..., autonomic nervous..., conservation of t..., catecholamine, arousal, regulation of sleep and 564 more...
Words that are generally seen in each other's company; words that, when mentioned, bring their partners to mind.
Found Phrases I like. 2 or 3 words.
the majority of these will be placed into more categorically specific lists.
goto phrases (more than 3 words)
catastrophic failure, gut-wrenching, programming paradigm, supermassive blac..., tangent space, renewable energy, design pattern, deceptively awesome, allegorical super..., emotional truth, ghosts of departe..., inflection point and 941 more...
Hopefully, I'll be using this site for more than one year. It will be fun then to look back and see what new words I found worthy of notice in any given year.
All words spotted in 2008...
My Favourite words.
science words that are fun to say
"I like to say 'quark'! Quark, quark, quark, quark!" - Hobbes
day length, daily cycle, and so on because the summer solstice is coming
Looking for tweets for circadian rhythm.