What is the meaning of Labor?

Alternative spelling of labour

US standard spelling of labour.

labour, work

lab, laboratory

work

labor, toil, exertion

hardship, trouble, fatigue, suffering, drudgery, distress

illness

the pain accompanying childbirth, labor

to slip, slide, glide

to fall, sink down

to slip, stumble

to vanish, pass away, elapse, escape

to be mistaken, be wrong, err, commit a fault

labor

job, task, chore

work, effort

needlework, embroidery

Source: wiktionary.org