1. Marked by monophasia. 2. Occurring in or characterized by only one phase or stage. 3. Fluctuating from the baseline in one direction only.
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mono·pha·sic -'fā-zik adj
1) having a single phase specif relating to or being a record of a nerve impulse that is negative or positive but not both <a \monophasic action potential> compare DIPHASIC (b), POLYPHASIC (1)
2) having a single period of activity followed by a period of rest in each 24-hour period <humans are naturally \monophasic beings>
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mono·pha·sic (mon″o-faґzik) exhibiting only one phase or variation. Cf. diphasic and triphasic.Medical dictionary. 2011.