-ism, -ismus

(Greek, ismos; Latin, ismus: a suffix: belief in, practice of, condition of, process, characteristic behavior or manner, abnormal state, distinctive feature or trait)

spheroprism
A spherical lens decentered to produce a prismatic effect, or a combined spherical lens and prism.
sphincterismus
Spasmodic contraction of the sphincter ani muscles.
spirillotropism
The ability to attract spirilla.
spiritism
spiritualism
spoonerism
stercoranism
The doctrine or belief of the Stercoranists which was a belief that the consecrated Eucharist is digested and evacuated just as the consumption of any other food.
stereoisomerism
stereotropism
stigmatism (s) (noun), stigmatisms (pl)
1. The state of a refracting or reflecting system in which light rays from a single point are accurately focused at another point.
2. Normal eyesight.
stimulism
subjectivism
suicism
suigenderism
supernaturalism
1. A supernatural character or agency.
2. Belief in the doctrine of supernatural or divine agency as manifested in the world, in human events, religious revelation, etc.
3. Belief in a supernatural agency that intervenes in the course of natural laws.