LQ LQ – (s) Palmyra Atoll (FIPS 10-4 territory code) LR Lr – (s) Lawrencium LR – (s) Liberia (ISO 3166 digram) LRAD – (i) Long Range Acoustic Device ("ell-rad") LRAS3 or LRAS3 – (i) Long Range Advanced Scout Surveillance System LR-ATGW – (i) Long-Range Anti-Tank Guided Weapon LRC – (i) Logistics Readiness Center LRD – (s) Liberian dollar (ISO 4217 currency code) LRF – (p) Laser rangefinder – (i) Low Readiness Forces LRGW – (i) Long-Range Guided Weapon LRICBM – (i) Limited Range ICBM LRIP – (i) Low Rate Initial Production LRP – (i) Logistics Release Point LRPE – (i) Long-Range Planning Element LRS – (i) Long Range Surveillance LRU – (i) Line-Replaceable Unit LS L.S. – (i) Lectori Salutem (Latin, "greetings to the reader"; when the name of the reader is not known in advance) LS (i) Landing Support (s) Lesotho (ISO 3166 digram) Liechtenstein (FIPS 10-4 country code) (i) locus sigilli (Latin, "place of the seal") LSAT – (i) Law School Admission Test (often pronounced as "el-SAT") LSD (i) Landing Ship, Dock (Navy hull classification) librae, solidii, denarii (Latin: Pounds, shillings and pence) lyserg-saüre-dietylamid (German "lysergic acid diethylamide") LSE (i) Least Squares Estimate/Error London School of Economics London Stock Exchange LSI – (i) Large-Scale Integration LSIF – (i) Labour Sponsored Investment Fund LSL – (s) Lesotho loti (ISO 4217 currency code) LSND – (i) Liquid Scintillator Neutrino Detector LSO – (s) Lesotho (ISO 3166 trigram) LSST – (i) Large Synoptic Survey Telescope LST – (i) Landing Ship, Tank (World War II; also known, not entirely affectionately, as "Large Slow Target") LSVW – (i) Light Support Vehicle, Wheeled LT lt – (s) Lithuanian language (ISO 639-1 code) Lt – (s) Lieutenant LtC – (s) Lieutenant-Colonel (U.S.) LT – (s) Lesotho (FIPS 10-4 country code) – Lithuania (ISO 3166 digram) LTC – (i) Long-Term Costing Ltd – (s) Limited LTDP – (i) Long-Term Defence Plan LTG – (s) Lieutenant General – (i) Lightning (METAR Code) LTI – (i) Linear Time-Invariant LTL – (s) Lithuanian litas (ISO 4217 currency code) LTM – (i) Acronym for Laughing To Myself LTO - (i) Long Term Occasional (substitute teachers) LTP – (i) Long-Term Potentiation LTU – (s) Lithuania (ISO 3166 trigram) ltz – (s) Luxembourgish language (ISO 639-2 code) LU lu – (s) Tshiluba language (ISO 639-1 code) Lu – (s) Lutetium LU – (s) Acronym Love You LU – Loonatics Unleashed lub