Definition of lamp noun from the Oxford Advanced Learner's Dictionary

      

    lamp

     noun
    noun
    BrE BrE//læmp//
     
    ; NAmE NAmE//læmp//
     
    In the office, Furniture
     
    jump to other results
  1. 1  a device that uses electricity, oil or gas to produce light a table/desk/bicycle, etc. lamp to switch on/turn off a lamp a street lamp see also fog lamp, hurricane lamp, lava lamp, standard lamp See related entries: In the office, Furniture
  2. 2an electrical device that produces rays of heat and that is used for medical or scientific purposes an infra-red/ultraviolet lamp see also blowlamp, sunlamp
  3. Word Origin Middle English: via Old French from late Latin lampada, from Latin lampas, lampad- ‘torch’, from Greek.Extra examples An oil lamp burned in the darkness. The study was lit only by a small lamp. He got into bed and switched off the bedside lamp. She could see the rain in the light of the street lamps. The specimen was viewed under an ultraviolet lamp. There were oil lamps hanging over the veranda.