•an acute disease characterized by fever and swollen lymph nodes and an abnormal increase of mononuclear leucocytes or monocytes in the bloodstream; not highly contagious; some believe it can be transmitted by kissing
•designating sound transmission or recording or reproduction over a single channel
Uncertain. The Monache, a related ethnic group, seem to derive their name from the same common source as the Mono, as -chi occurs otherwise in the Yokutsan and Miwok languages as a relatively common suffix on tribal names.