Synonyms and Antonyms for hydrogen-atom

1. hydrogen atom (n.)

an atom of hydrogen


2. hydrogen-bomb (v.)

attack with a hydrogen bomb

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3. atom-bomb (v.)

bomb with atomic weapons

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4. hydrogen (n.)

a nonmetallic univalent element that is normally a colorless and odorless highly flammable diatomic gas; the simplest and lightest and most abundant element in the universe

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5. atom (n.)

(physics and chemistry) the smallest component of an element having the chemical properties of the element

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6. atom (n.)

(nontechnical usage) a tiny piece of anything

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