heartbeat

/'hɑ:tbi:t/
Học thuật
Thân thiện
heartbeat

A doctor listens to a child's heartbeat with a stethoscope.

Definition
  1. Noun:
    • A single complete pulsation of the heart: The regular, rhythmic contraction and expansion of the heart muscle that pumps blood through the body.
    • A very brief moment of time: An extremely short period, often compared to the time it takes for a single heart pulsation.
    • A vital or animating force; a central driving element: Something that is the essential, life-giving, or unifying core of a system or place.
Examples of Usage
  • Noun (Pulsation of the heart):
    • The doctor listened to the baby's steady heartbeat.
    • He could feel the rapid heartbeat in his chest after running.
  • Noun (Brief moment):
    • The entire event was over in a heartbeat.
    • I'll be back in a heartbeat.
  • Noun (Vital force):
    • The bustling market is the heartbeat of the old city.
    • Innovation is the heartbeat of a successful tech company.
Advanced Usage
  • "At a heartbeat" or "in a heartbeat": Used to indicate immediate willingness or an extremely short amount of time.
    • I would accept that job offer in a heartbeat.
  • "Miss a heartbeat": To be shocked or surprised.
    • He didn't miss a heartbeat when he heard the surprising news. (Note: More common as "without missing a beat").
Variants and Related Words
  • Heart: The organ itself, often used metaphorically as the center of emotion.
  • Pulse: The rhythmic beating in the arteries, often felt at the wrist, caused by the heartbeat.
  • Cardiac: Relating to the heart.
  • Arrhythmia: An irregularity in the rhythm of the heartbeat.
Synonyms
  • Pulse: The regular beat of the arteries.
  • Throb: A strong, regular beat or pulsation.
  • Instant: A very short period of time.
  • Core: The central or most important part.
  • Lifeblood: The vital element or force that gives something its strength and vitality.
Related Phrases
  • Heartbeat away: Used to indicate being very close, often to a position of power.
    • The Vice President is only a heartbeat away from the presidency.
Related Idioms
  • In the blink of an eye: Happening very quickly (similar to "in a heartbeat" for time).
  • The heart of the matter: The most central or important part of an issue.
heartbeat

A doctor listens to a child's heartbeat with a stethoscope.

Noun
  1. an animating or vital unifying force
    • New York is the commercial heartbeat of America
  2. a very short time (as the time it takes the eye to blink or the heart to beat)
    • if I had the chance I'd do it in a flash
  3. the rhythmic contraction and expansion of the arteries with each beat of the heart
    • he could feel the beat of her heart