LBD may refer to:

Arts and entertainment

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Education

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  • Learning by doing, a general concept of improving performance as the accumulated amount of work in some field increases
  • Learning disability, frequently referred to as LBD (learning behavior disorder) by educators and workers in special education fields
  • Literature-based discovery, a form of knowledge extraction and automated hypothesis generation

Science and mathematics

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Transport

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Weaponry

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  • LBD-1 Gargoyle, a surface-to-air missile
  • Lanceur de balle de défense, French designation for flash-ball, a less lethal law enforcement weapon

Other uses

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