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  1. LABOR Definition & Meaning - Merriam-Webster

    Sep 6, 2011 · The meaning of LABOR is expenditure of physical or mental effort especially when difficult or compulsory. How to use labor in a sentence. Synonym Discussion of Labor.

  2. Labor - Johns Hopkins Medicine

    Labor is a series of continuous, progressive contractions of the uterus that help the cervix dilate (open) and efface (thin). This allows the fetus to move through the birth canal. Labor usually starts two …

  3. Home | U.S. Department of Labor

    Our new AI in Registered Apprenticeship Innovation Portal gives employers the tools to build an AI-ready workforce.

  4. Stages of Labor: What To Expect During Labor & Delivery

    There are three stages of labor. The whole process starts with regular contractions and ends with the delivery of the placenta. Learn more.

  5. Labor vs. Labour: What’s the Difference? - Writing Explained

    STOP. Don't make this mistake ever again. Learn how to use labour and labor with definitions, example sentences, & quizzes at Writing Explained.

  6. LABOR | English meaning - Cambridge Dictionary

    LABOR definition: 1. US spelling of labour 2. the Labor Party, an Australian political party that believes in social…. Learn more.

  7. Labor and Delivery - NICHD - Eunice Kennedy Shriver National …

    "Labor" and "delivery" describe the process of childbirth. Contractions of the uterus and changes in the cervix (the opening of the uterus) prepare a woman's body to give birth. Then the baby is born, and …

  8. Labor: Early Signs, Stages & Medical Facts | APA

    Apr 9, 2026 · Understand the biological process of labor. Access clinical guidance on contractions, water breaking, and the three stages of delivery.

  9. LABOR definition in American English | Collins English Dictionary

    → the US spelling of labour.... Click for pronunciations, examples sentences, video.

  10. Labor - definition of labor by The Free Dictionary

    Define labor. labor synonyms, labor pronunciation, labor translation, English dictionary definition of labor. n. 1. Physical or mental exertion, especially when difficult or exhausting; work. See Synonyms at …