AULAFYCurso abierto de inglés C1
HomeCourseSleep Science, Circadian Rhythm & ProductivityVocabulary Lab
Sleep Science, Circadian Rhythm & ProductivityL03
vocabulary

Vocabulary Lab

High-value C1 vocabulary with pronunciation, collocations and examples.

45 minC1c1vocabularysleep-science-circadian-rhythm-productivitycircadianhomeostasisneuroplasticityburnout

Lesson objectives

  • Learn advanced lexical items related to sleep science, circadian rhythm & productivity.
  • Reuse collocations and pronunciation cues more accurately.
  • Transfer high-value vocabulary into speaking and writing tasks.

Vocabulario C1 — Sleep Science, Circadian Rhythm & Productivity

31 palabras con definición, traducción, ejemplo y audio.

circadian //

/sɜːˈkeɪdiən/adj
Definition:Relating to biological processes that recur on a roughly 24-hour cycle.
Traducción:circadiano
Example:Researchers are investigating how circadian rhythms influence cognitive performance in remote workers.
Collocation:circadian rhythm
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    • homeostasis //

    /ˌhəʊmɪəˈsteɪsɪs/n
    Definition:The tendency towards a relatively stable equilibrium between physiological processes.
    Traducción:homeostasis
    Example:Sleep deprivation disrupts the body's natural homeostasis, leading to metabolic issues.
    Collocation:maintain homeostasis
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    • cognitive impairment //

    /ˈkɒɡnɪtɪv ɪmˈpeərmənt/n phrase
    Definition:A decline in mental processes such as memory, attention, and reasoning.
    Traducción:deterioro cognitivo
    Example:Chronic sleep debt is often a precursor to significant cognitive impairment.
    Collocation:suffer cognitive impairment
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    • neuroplasticity //

    /ˌnjʊərəʊplæsˈtɪsəti/n
    Definition:The ability of the brain to form and reorganize synaptic connections.
    Traducción:neuroplasticidad
    Example:Adequate REM sleep is vital for neuroplasticity and long-term memory consolidation.
    Collocation:promote neuroplasticity
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    • melatonin secretion //

    /ˌmeləˈtəʊnɪn bɪˌsiːˈkʃən/n phrase
    Definition:The process of releasing the hormone that regulates sleep-wake cycles.
    Traducción:secreción de melatonina
    Example:Blue light exposure can significantly inhibit melatonin secretion in the evening.
    Collocation:suppress melatonin secretion
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    • sleep architecture //

    /sliːp ˈɑːkɪtektʃə/n phrase
    Definition:The structural organization of sleep stages (REM and non-REM).
    Traducción:arquitectura del sueño
    Example:The study examined how caffeine consumption alters sleep architecture.
    Collocation:disrupt sleep architecture
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    • physiological //

    /ˌfɪziəˈlɒdʒɪkl/adj
    Definition:Relating to the way in which a living organism or bodily part functions.
    Traducción:fisiológico
    Example:The physiological impact of sleep apnea can be life-threatening if left untreated.
    Collocation:physiological response
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    • insomnia //

    /ɪnˈsɒmniə/n
    Definition:Persistent difficulty in falling or staying asleep.
    Traducción:insomnio
    Example:Modern lifestyle stressors are contributing to a global rise in insomnia cases.
    Collocation:suffer from insomnia
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    • cognitive load //

    /ˈkɒɡnɪtɪv ləʊd/n phrase
    Definition:The total amount of mental effort being used in the working memory.
    Traducción:carga cognitiva
    Example:Sleep deprivation significantly increases the cognitive load required for simple tasks.
    Collocation:reduce cognitive load
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    • asynchronous //

    /eɪˈsɪŋkrənəs/adj
    Definition:Not existing or occurring at the same time.
    Traducción:asíncrono
    Example:Asynchronous work schedules allow employees to align tasks with their natural sleep cycles.
    Collocation:asynchronous communication
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    • burnout //

    /ˈbɜːrnaʊt/n
    Definition:State of emotional, physical, and mental exhaustion caused by excessive stress.
    Traducción:agotamiento / burnout
    Example:Poor sleep hygiene is a primary driver of professional burnout.
    Collocation:prevent burnout
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    • optimization //

    /ˌɒptɪmaɪˈzeɪʃn/n
    Definition:The action of making the best or most effective use of a situation or resource.
    Traducción:optimización
    Example:Sleep optimization is becoming a key trend in high-performance coaching.
    Collocation:peak optimization
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    • depleted //

    /dɪˈpliːtɪd/adj
    Definition:Used up; empty.
    Traducción:agotado / exhausto
    Example:After a week of late-night shifts, his mental resources felt completely depleted.
    Collocation:completely depleted
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    • productivity slump //

    /ˌprɒdʌkˈtɪvəti slʌmp/n phrase
    Definition:A period of significantly decreased efficiency or output.
    Traducción:caída de la productividad
    Example:The mid-afternoon productivity slump can often be mitigated by a short power nap.
    Collocation:experience a productivity slump
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    • work-life balance //

    /wɜːk laɪf ˈbæləns/n phrase
    Definition:The equilibrium between personal life and professional responsibilities.
    Traducción:equilibrio entre vida laboral y personal
    Example:Flexible hours are essential for maintaining a healthy work-life balance.
    Collocation:achieve work-life balance
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    • burn the midnight oil //

    /bɜːn ðə ˈmɪdnaɪt ɔɪl/idiom
    Definition:To work late into the night.
    Traducción:trabajar hasta las tantas / trasnochar
    Example:In the tech industry, many developers still burn the midnight oil to meet deadlines.
    Collocation:often burn the midnight oil
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    • wired //

    /waɪəd/adj
    Definition:Feeling full of nervous energy or excitement, making it hard to sleep.
    Traducción:alterado / con mucha energía
    Example:I was so wired after the presentation that I couldn't fall asleep until 3 AM.
    Collocation:feel wired
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    • brain fog //

    /breɪn fɒɡ/n phrase
    Definition:A feeling of mental confusion or lack of clarity.
    Traducción:neblina mental
    Example:Lack of deep sleep often results in persistent brain fog during the morning.
    Collocation:suffer from brain fog
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    • catch up on sleep //

    /kætʃ ʌp ɒn sliːp/phrase
    Definition:To sleep more than usual to compensate for lost sleep.
    Traducción:recuperar sueño
    Example:I need to catch up on sleep this weekend after a hectic work week.
    Collocation:try to catch up on sleep
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    • sluggish //

    /ˈslʌɡɪʃ/adj
    Definition:Slow-moving and lacking energy; inactive.
    Traducción:lento / aletargado
    Example:I felt incredibly sluggish after staying up late to finish the report.
    Collocation:feel sluggish
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    • burnout prevention //

    /ˈbɜːrnaʊt prɪˈvenʃn/n phrase
    Definition:Strategies used to stop employees from becoming emotionally exhausted.
    Traducción:prevención del agotamiento laboral
    Example:The company's new wellness program focuses heavily on burnout prevention.
    Collocation:implement burnout prevention
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    • burnout-prone //

    /ˈbɜːrnaʊt prəʊn/adj
    Definition:Likely or susceptible to experiencing burnout.
    Traducción:propenso al agotamiento
    Example:High-pressure roles in finance are often burnout-prone environments.
    Collocation:highly burnout-prone
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    • cognitive decline //

    /ˈkɒɡnɪtɪv dɪˈklaɪn/n phrase
    Definition:The gradual loss of mental abilities.
    Traducción:deterioro cognitivo
    Example:Long-term sleep deprivation is a significant risk factor for cognitive decline.
    Collocation:prevent cognitive decline
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    • sleep hygiene //

    /sliːp ˈhaɪdʒiːn/n phrase
    Definition:Habits and practices that are conducive to sleeping well on a regular basis.
    Traducción:higiene del sueño
    Example:Improving your sleep hygiene is the first step toward better productivity.
    Collocation:practice good sleep hygiene
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    • to be knackered // (adj (informal))

    /biː ˈnækəd/formal
    Definition:Extremely tired; exhausted.
    Traducción:estar reventado / agotado
    Example:I'm absolutely knackered after that all-nighter meeting.
    Collocation:absolutely knackered
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    • to crash // (v (informal))

    /tuː kræʃ/formal
    Definition:To suddenly fall asleep due to extreme tiredness.
    Traducción:quedarse frito / desplomarse de sueño
    Example:If I don't get some coffee, I'm going to crash at my desk.
    Collocation:suddenly crash
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    • to pull an all-nighter //

    /tuː pʊl æn ˈɔːlˌnaɪtə/phrase
    Definition:To stay awake all night, usually to study or work.
    Traducción:pasar la noche en vela
    Example:Pulling an all-nighter might help meet the deadline, but it ruins the next day.
    Collocation:decide to pull an all-nighter
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    • to recharge one's batteries //

    /tuː riːˈtʃɑːrdʒ wʌnz ˈbætəriz/idiom
    Definition:To regain one's energy and strength by resting.
    Traducción:recargar las pilas
    Example:A weekend getaway is exactly what I need to recharge my batteries.
    Collocation:essential to recharge one's batteries
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    • to be out of sorts //

    /biː aʊt əv sɔːrts/phrase
    Definition:To feel slightly unwell or not like one's usual self.
    Traducción:no sentirse bien / estar algo raro
    Example:I've been feeling a bit out of sorts lately due to lack of sleep.
    Collocation:feeling out of sorts
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    • to hit a wall //

    /tuː hɪt ə wɔːl/idiom
    Definition:To reach a point where you can no longer continue or make progress.
    Traducción:chocar contra un muro / llegar al límite
    Example:After working for twelve hours straight, I finally hit a wall.
    Collocation:suddenly hit a wall
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    • to wind down //

    /tuː waɪnd daʊn/v
    Definition:To gradually relax after a period of excitement or work.
    Traducción:relajarse / desconectar
    Example:It's important to wind down for thirty minutes before going to bed.
    Collocation:slowly wind down
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