detector

Từ điển Oxford Learners Wordfinder Dictionary

noun

1. any device that receives a signal or stimulus (as heat or pressure or light or motion etc.) and responds to it in a distinctive manner (Freq. 4)
• Syn:
sensor, sensing element
• Derivationally related forms:
sense (for: sensor), detect
• Hypernyms:
device
• Hyponyms:
metal detector, mine detector, photoelectric cell, photoconductive cell, photocell,
electric eye, magic eye, trace detector
2. rectifier that extracts modulation from a radio carrier wave
• Syn:
demodulator
• Derivationally related forms:
demodulate (for: demodulator)
• Hypernyms:
rectifier
• Part Holonyms:
radio receiver, receiving set, radio set, radio, tuner, wireless
3. electronic equipment that detects the presence of radio signals or radioactivity
• Derivationally related forms:
detect
• Hypernyms:
electronic equipment
• Hyponyms:
crystal detector, scanner, electronic scanner
• Part Holonyms:
radio receiver, receiving set, radio set, radio, tuner, wireless

• Từ đồng nghĩa / Synonyms:
  demodulator, sensor, sensing element