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  1. CO Definition & Meaning - Merriam-Webster

    What does the abbreviation CO stand for? Meaning: company. How to use co in a sentence.

  2. Colorado - Wikipedia

    Colorado[b] is a landlocked state in the Western United States. It is one of the Mountain states, and part of the Southwestern United States, sharing the Four Corners region with Arizona, New Mexico, and …

  3. Carbon Monoxide Poisoning Basics | Carbon Monoxide Poisoning | CDC

    Jan 12, 2026 · Carbon monoxide (CO) is an odorless, colorless gas that can cause sudden illness and death if inhaled. Find quick facts about CO poisoning and what can be done to prevent it.

  4. CO Definition & Meaning | Dictionary.com

    The prefix co- now productively forms new words from bases beginning with any sound (co-conspirator; co-manage; coseismic ), sometimes with the derived sense “auxiliary, subsidiary” (coenzyme; copilot …

  5. CO. definition in American English | Collins English Dictionary

    Definition of 'Co.' Co. Co. is used as an abbreviation for company when it is part of the name of an organization.

  6. CO- | definition in the Cambridge English Dictionary

    CO- meaning: 1. together; with: 2. abbreviation for company (= business): 3. written abbreviation for county…. Learn more.

  7. Home | colorado.gov

    Feb 13, 2026 · Apply for or manage your medical, food, cash or other State of Colorado benefits.

  8. Co Definition & Meaning - YourDictionary

    Gender-neutral object pronoun, coordinate with gendered pronouns him and her. Co definition: Cash order.

  9. CO - Definition by AcronymFinder

    What does CO stand for? CO abbreviation. Define CO at AcronymFinder.com.

  10. What Does CO Stand For? All CO Meanings Explained

    CO commonly refers to Carbon Monoxide, a colorless, odorless gas that can be harmful or fatal when inhaled in large amounts, often produced by burning fossil fuels.