halometer ha·lom·e·ter (hā-lŏm’ĭ-tər, hā-)
/ˈhælɒn/ noun 1. any of a class of chemical compounds derived from hydrocarbons by replacing one or more hydrogen atoms by bromine atoms and other hydrogen atoms by other halogen atoms (chlorine, fluorine, or iodine). Halons are stable compounds that are used in fire extinguishers, although they may contribute to depletion of the ozone layer […]
- Halo nevus
halo nevus n. A usually benign, sometimes multiple, melanotic nevus that involutes, producing a pigmented center that is surrounded by a uniformly depigmented zone. Also called leukoderma acquisitum centrifugum, Sutton’s disease.
[hal-oh-per-i-dawl, -dol] /ˌhæl oʊˈpɛr ɪˌdɔl, -ˌdɒl/ noun, Pharmacology. 1. a major antipsychotic agent, C 21 H 23 ClFNO 2 , used in the management of schizophrenia, severe anxiety, and other behavioral disorders. haloperidol hal·o·per·i·dol (hāl’ō-pěr’ĭ-dôl’, -dōl’) n. A tranquilizer used especially in the treatment of psychotic disorders, including schizophrenia.
halophil hal·o·phil (hāl’ə-fĭl) or hal·o·phile (-fīl’) n. An organism, especially a microorganism, that requires a high concentration of salt in its environment for optimal growth. hal’o·phil’ic (-fĭl’ĭk) adj.