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a heavy odorless colorless gas formed during respiration and by the decomposition of organic substances; absorbed from the air by plants in photosynthesis

an odorless very poisonous gas that is a product of incomplete combustion of carbon

a state in west central United States in the Rocky Mountains

one who refuses to serve in the armed forces on grounds of conscience

a heavy odorless colorless gas formed during respiration and by the decomposition of organic substances; absorbed from the air by plants in photosynthesis

an odorless very poisonous gas that is a product of incomplete combustion of carbon

a state in west central United States in the Rocky Mountains

one who refuses to serve in the armed forces on grounds of conscience

Symbol for cobalt.

1. Carbon monoxide, carbonic oxide. 2. Carbonyl.

With; together See COM-. Co is often joined to purely English words; as, comate, copartner, corespondent (distinguished from correspondent).

A prefix of Latin origin; ao abbreviation for company. See Con.

A form of the prefix con, and means, with; together; together with; co is used before a vowel and h, as coalesce, cohabit, and is often separated from the word by a hyphen, as co-operate, co-partner; in math., co is an abbreviation of complement, as co-latitude, co-sine, co-tangent. Note.-The prefix con assumes the various forms of co, cog, col, com, cor, according to the first letter of the second element of the compound; but, 1, con becomes com before b and p, as combustion, compel; 2, con is retained before j and v, except in comfort, as conflict, convene; 3, con is retained before t, d, q, g, and s, as content, condole, conquest, congeal, consent.

The chemical symbol for the element cobalt.

n. An abbreviation of company, or of the prefix con.