[mon-oh-al-fuh-bet-ik, mon-oh-] /ˈmɒn oʊˌæl fəˈbɛt ɪk, ˌmɒn oʊ-/
a system of substitution that uses only one cipher alphabet in a cryptogram so that each plaintext letter is always represented by the same cipher.
monoamide mon·o·am·ide (mŏn’ō-ām’īd’, -ĭd) n. An amide compound containing one amido group.
[mon-oh-uh-meen, -am-in] /ˌmɒn oʊ əˈmin, -ˈæm ɪn/ noun, Biochemistry. 1. any of various biogenic neurotransmitters having a single amino group, as dopamine, epinephrine, and norepinephrine. /ˌmɒnəʊˈeɪmiːn/ noun 1. a substance, such as adrenaline, noradrenaline, or serotonin, that contains a single amine group monoamine mon·o·am·ine (mŏn’ō-ām’ēn, -ə-mēn’) n. An amine compound containing one amino group, especially […]
noun, Pharmacology. 1. any of various substances, as isocarboxazid and phenelzine, that block enzymatic breakdown of certain monoamine neurotransmitters: used to treat severe depression. Abbreviation: MAOI. noun 1. (biochem) an agent that inhibits the action of monoamine oxidase. Such inhibitors are used in the treatment of depression MAOI monoamine oxidase inhibitor n. Abbr. MAOI Any […]
noun, Biochemistry. 1. a copper-containing enzyme that catalyzes the breakdown of monoamines. Abbreviation: MAO. noun 1. (biochem) an enzyme present in nerve tissue that is responsible for the inactivation of neurotransmitters MAO monoamine oxidase n. Abbr. MAO An enzyme in the cells of most tissues that catalyzes the oxidative deamination of monoamines such as serotonin.