labor

American  

[ley-ber] / ˈleɪ bər /

especially British, labour

noun

1. productive activity, especially for the sake of economic gain.

   Antonyms:

   rest, leisure, idleness

2. the body of persons engaged in such activity, especially those working for wages.

   Synonyms:

   working class

3. this body of persons considered as a class (management andcapital ).

4. physical or mental work, especially of a hard or fatiguing kind; toil.

   Synonyms:

   exertion

   Antonyms:

   rest, leisure, idleness

5. a job or task done or to be done.

6. the physical effort and periodic uterine contractions of childbirth.

   Synonyms:

   delivery, parturition

7. the interval from the onset of these contractions to childbirth.

8. Also called Labor Department.  Informal. Labor. the Department of Labor.

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verb (used without object)

1. to perform labor; exert one's powers of body or mind; work; toil.

   Synonyms:

   drudge

   Antonyms:

   rest

2. to strive, as toward a goal; work hard (often followed byfor ).

   to labor for peace.

3. to act, behave, or function at a disadvantage (usually followed byunder ).

   to labor under a misapprehension.

4. to be in the actual process of giving birth.

5. to roll or pitch heavily, as a ship.

verb (used with object)

1. to develop or dwell on in excessive detail.

   Don't labor the point.

   Synonyms:

   overdo, belabor

2. to burden or tire.

   to labor the reader with unnecessary detail.

3. British Dialect. to work or till (soil or the like).

adjective

1. of or relating to workers, their associations, or working conditions.

   labor reforms.

labor British  

/ ˈleɪbə /

verb

1. the US spelling of labour

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labor Scientific  

/ lā′bər /

1. The process by which the birth of a mammal occurs, beginning with contractions of the uterus and ending with the expulsion of the fetus and the placenta.

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labor Cultural  

1. The physical processes at the end of a normal pregnancy, including opening of the cervix and contractions of the uterus, that lead to the birth of the baby.

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Usage

What are other ways to say labor? Labor refers to mental or physical work, especially that which is hard or fatiguing. When should you use labor instead of work, drudgery, or toil? Find out on Thesaurus.com.

Other Word Forms

• antilabor adjective
• laboringly adverb
• laborless adjective
• nonlabor adjective
• outlabor verb (used with object)
• overlabor verb (used with object)
• prelabor noun
• prolabor adjective
• unlaboring adjective

Etymology

Origin of labor

First recorded in 1250–1300; Middle English labour, from Old French, from Latin labōr- (stem of labor ) “work”

Example Sentences

But after the closure of the Strait of Hormuz upended global energy supply chains, “nobody’s talking about reacceleration now,” said Guy Berger, a labor economist.

From The Wall Street Journal • Apr. 4, 2026

The renewed attention around his career comes at a time when conversations about labor, dignity, and public perception remain ongoing, particularly in industries where visibility can fluctuate dramatically.

From Salon • Apr. 4, 2026

In pursuit of aesthetic purity, these designs erase any trace of human labor or the complex mechanisms beneath the surface.

From Slate • Apr. 4, 2026

For them, labor was a spiritual act, function guided form, beauty lay in simplicity, and well-designed objects need never change.

From The Wall Street Journal • Apr. 4, 2026

From that day on, for the next ten years, while we traveled from place to place throughout California, following the crops and living in migrant labor camps, I feared being caught by the Border Patrol.

From "Breaking Through" by Francisco Jiménez

Related Words

• activity
• employment
• energy
• industry
• job