1often capitalized : a political philosophy, movement, or regime (as that of the Fascisti) that exalts nation and often race above the individual and that stands for a centralized autocratic government headed by a dictatorial leader, severe economic and social regimentation, and forcible suppression of opposition
2: a tendency toward or actual exercise of strong autocratic or dictatorial control <early instances of army fascism and brutality
— J. W. Aldridge>
—
fas·cist 
\-shist also -sist\
noun or adjective often capitalized
—
fas·cis·tic
\fa-ˈshis-tik also -ˈsis-\
adjective often capitalized
—
fas·cis·ti·cal·ly
\-ti-k(ə-)lē\
adverb often capitalized
clipped from: www.merriam-webster.com