Definition of CO

1. Noun. An odorless very poisonous gas that is a product of incomplete combustion of carbon.

Exact synonyms: Carbon Monoxide, Carbon Monoxide Gas
Generic synonyms: Monoxide



2. Noun. A hard ferromagnetic silver-white bivalent or trivalent metallic element; a trace element in plant and animal nutrition.
Exact synonyms: Atomic Number 27, Cobalt
Generic synonyms: Metal, Metallic Element
Specialized synonyms: Cobalt 60
Substance meronyms: Cobaltite, Smaltite

3. Noun. One who refuses to serve in the armed forces on grounds of conscience.

4. Noun. A state in west central United States in the Rocky Mountains.

Definition of CO

1. Abbreviation. Colorado, a state of the United States of America. ¹

2. Abbreviation. County. ¹

3. Initialism. (military) commanding officer ¹

4. Initialism. (military) commissioned officer ¹

5. Initialism. (US)(law enforcement) corrections officer ¹

6. Abbreviation. company , (alternative form of Co.) ¹

7. Noun. (slang) company ¹

8. Pronoun. (neologism) they (qualifier singular). (non-gloss definition Gender-neutral subject pronoun, coordinate with gendered pronouns (term he) and (term she).) ¹

9. Pronoun. (neologism) them (qualifier singular). (non-gloss definition Gender-neutral object pronoun, coordinate with gendered pronouns (term him) and (term her).) ¹

¹ Source: wiktionary.com

Medical Definition of CO

1. Symbol for carbon monoxide, cobalt; coccygeal. (05 Mar 2000)

CO Pictures

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Lexicographical Neighbors of CO

Cnemidophorus exsanguis
Cnemidophorus tesselatus
Cnemidophorus tigris
Cnemidophorus velox
Cnicus
Cnicus benedictus
Cnidoscolus
Cnidoscolus urens
Cnidospora
Cnidosporidia
Cnossos
Cnossus
Cnut
Cnutian
Co
Co-op
Co-operative Republic of Guyana
Co.
CoA
CoAS-
CoA transferases
CoQ
Coahuila
Coales
Coast Miwok
Coast Mountains
Coast Range
Coatlán Mixe
Coats' disease

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