Definition of phobism in US English:

phobism

noun

rare
  • A morbid fear of or aversion to something; a phobia.

Origin

Early 20th century; earliest use found in The Frederick Post. From phob- + -ism. Compare earlier phobist, phobia, and also Russophobism, Teutophobism.

Pronunciation

phobism

/ˈfəʊbɪz(ə)m/