impulse

Từ điển WordNet v3.1 - WordNet Dictionary

noun

1. an instinctive motive (Freq. 10)
- profound religious impulses
• Syn:
urge
• Hypernyms:
motivation, motive, need
• Hyponyms:
abience, adience, death instinct, death wish, Thanatos,
wanderlust, itchy feet
2. a sudden desire (Freq. 3)
- he bought it on an impulse
• Syn:
caprice, whim
• Derivationally related forms:
capricious (for: caprice)
• Hypernyms:
desire
3. the electrical discharge that travels along a nerve fiber (Freq. 2)
- they demonstrated the transmission of impulses from the cortex to the hypothalamus
• Syn:
nerve impulse, nervous impulse, neural impulse
• Hypernyms:
electrical discharge
• Hyponyms:
action potential
4. (electronics) a sharp transient wave in the normal electrical state (or a series of such transients) (Freq. 1)
- the pulsations seemed to be coming from a star
• Syn:
pulsation, pulsing, pulse
• Derivationally related forms:
pulse (for: pulse), pulsate (for: pulse), pulse (for: pulsing), pulsate (for: pulsation)
• Topics:
electronics
• Hypernyms:
wave, undulation
5. the act of applying force suddenly (Freq. 1)
- the impulse knocked him over
• Syn:
impulsion, impetus
• Derivationally related forms:
impel (for: impulsion)
• Hypernyms:
drive, thrust, driving force
6. an impelling force or strength
- the car's momentum carried it off the road
• Syn:
momentum
• Hypernyms:
force, forcefulness, strength

• Từ đồng nghĩa / Synonyms:
  momentum, impulsion, impetus, pulsation, pulsing, pulse, nerve impulse, nervous impulse, neural impulse, caprice, whim, urge