Meaning & use
chronotype
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Meanings
nouncountabletechnicalbiology
A person's natural pattern of being most awake and active at a particular time of day.
Grammar: Countable: you can say 'a chronotype' or 'chronotypes'. Often used with 'my', 'your', etc.
Patterns
- someone's chronotype
- a morning chronotype
- match your schedule to your chronotype
My chronotype is definitely a night owl, so early meetings are hard.
Researchers asked participants to describe their chronotype on a questionnaire.
Your chronotype can change as you age, especially during the teenage years.
nouncountable or uncountabletechnical
The classification of people into types such as morning larks and evening owls according to their daily rhythms.
Grammar: Can be used as a general concept without 'a': 'Chronotype affects sleep.'
Patterns
- the study of chronotype
- chronotype and sleep
- differences in chronotype
Chronotype is partly genetic, according to twin studies.
The school adjusted start times to suit students' chronotype.
Her research focuses on chronotype and how it affects work performance.
Word forms
| plural | chronotypes |
|---|
Common combinations
- morning chronotype
- People with a morning chronotype wake up early and feel best before noon.
- evening chronotype
- An evening chronotype often struggles with a 9-to-5 schedule.
- determine your chronotype
- You can determine your chronotype by noting when you naturally wake and sleep.
- chronotype questionnaire
- The chronotype questionnaire asks about your preferred times for activity.
Synonyms and how they differ
- body clock
- This is the internal timing system itself, not the pattern of alertness; your chronotype is the outward pattern produced by your body clock.
- circadian rhythm
- This is the 24-hour biological cycle all living things have; chronotype is the personal variation in that rhythm.
Word family
- chronotypical adjective
- Relating to chronotype, as in 'chronotypical differences'.
- chronobiology noun
- The study of biological rhythms, including chronotype.
Commonly confused: chronotype or phenotype? chronotype or chronometer?
chronotype vs phenotype
Phenotype means the observable characteristics of an organism; chronotype is only about daily timing of alertness.
chronotype vs chronometer
A chronometer is a very accurate clock, not a personal pattern of sleep and wakefulness.
Practice
If someone says 'My chronotype is a night owl,' what do they mean?
Choose one answer.
A chronotype is a natural tendency toward alertness at certain times; a night owl is alert in the evening. Liking night work or having insomnia is different.
Make it your own
Write a sentence using “chronotype”, then check it and compare it with the examples above.