Definition of light trap in English:

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light trap

noun

1 Zoology An illuminated trap for attracting and catching nocturnal animals, especially moths and other flying insects.
Example sentences
  • The emerging corn borer moths are recaptured in black light traps placed at varying distances around the release sites.
  • But you can put flea control on autopilot while you're away with a simple light trap.
  • Sampling was by mercury vapor light trap and took place throughout the flying season where possible, but sometimes for shorter periods.
2 Photography A device for excluding light from a darkroom without preventing entry into it.
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