XLR

English

Etymology 1

From a part number prefix from the 1950s.

Noun

XLR (plural XLRs)

  1. (often attributive) A kind of electrical connector, circular and having between three and seven pins, primarily used with professional audiovisual and stage lighting equipment.
    • 2013, Glen Ballou, Handbook for Sound Engineers, page 1318:
      Larger snake cables often have elaborate multipin connectors that lead to either a group of XLRs or a metal box with a group of chassis-mounted XLRs.

Etymology 2

Abbreviation

Adjective

XLR (not comparable)

  1. (aviation) Initialism of extra long range.
    Coordinate terms: LR, ER, MR, SR
  2. (genetics) Abbreviation of X-chromosome linked recessive.
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