| halogen |
any of five related nonmetallic elements (fluorine or chlorine or bromine or iodine or astatine) that are all monovalent and readily form negative ions
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|---|---|
| haloperidol |
tranquilizer (trade name Haldol) used to treat some psychotic disorders and Tourette's syndrome
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| halothane |
a nonflammable inhalation anesthetic that produces general anesthesia; used along with analgesics and muscle relaxants for many types of surgical procedures
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| halo- |
aura: an indication of radiant light drawn around the head of a saint ring: a toroidal shape; "a ring of ships in the harbor"; "a halo of smoke" a circle of light around the sun or moon
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| halophil |
halophile: archaebacteria requiring a salt-rich environment for growth and survival
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