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LS

1 American  

  1. left side.

  2. letter signed.

  3. library science.

  4. lightship.

L.S. 2 American  

abbreviation

  1. Licentiate in Surgery.

  2. Linnaean Society.

  3. the place of the seal, as on a document; locus sigilli. Also l.s.

LS 1 British  

abbreviation

  1. Lesotho (international car registration)

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
ls 2 British  

abbreviation

  1. (on a document) the place of the seal

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
ls 3 British  

abbreviation

  1. Lesotho

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Etymology

Origin of ls

from Latin locus sigilli

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Last week, LS Power, an investor and operator, agreed to buy a group of Calpine plants.

From The Wall Street Journal • Mar. 26, 2026

NRG is aiming to close its own significant expansion in early 2026, finalizing a nearly $12 billion acquisition of a portfolio of natural gas-generation facilities from energy infrastructure company LS Power Equity Advisors.

From Barron's • Dec. 1, 2025

A signed LS Lowry print showing a town's now-vanished level crossing has sold at auction just a few miles away from the scene it depicts.

From BBC • Sep. 2, 2025

This weekend, LS Lowry will also be added to the list when a new, free immersive experience brings his trademark matchstick men to life at Salford's Lowry arts centre.

From BBC • May 1, 2025

CUT TO: LS of block engaged in normal activity.

From "Monster" by Walter Dean Myers

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.