1. monomaniac - Noun
2. monomaniac - Adjective
A person affected by monomania.
Alt. of Monomaniacal
Source: Webster's dictionaryWhenever anything is being accomplished, it is being done, I have learned, by a monomaniac with a mission. Peter Drucker
Yesterday's monomaniac is tomorrow's messiah... Philip José Farmer
I'm a monomaniac with one goal: clean air from clean energy. Sam Wyly