lt -abbr

  1. light

Lt -abbr

  1. lieutenant

LT -abbr

  1. long ton

LTC -abbr

  1. lieutenant colonel
  2. long-term care

Lt Col -abbr

  1. lieutenant colonel

Lt Comdr -abbr

  1. lieutenant commander

ltd -abbr

  1. limited

LTG -abbr

  1. lieutenant general

lt gov -abbr

  1. lieutenant governor

LTh -abbr

  1. licentiate in theology

LTJG -abbr

  1. lieutenant junior grade

LTL -abbr

  1. less than truckload

LTP -abbr

  1. long-term potentiation

ltr -abbr

  1. letter
  2. lighter

Ltryp·to·phan ['el-'trip-tə-,fan] -n

  1. the levorotatory form of tryptophan that is a precursor of serotonin and was used formerly as a dietary supplement esp. to promote sleep and relieve depression

LTS -abbr

  1. launch telemetry station; launch tracking system