Definitions for helotismˈhɛl əˌtɪz əm, ˈhi lə-
Random House Webster's College Dictionary
hel•ot•ismˈhɛl əˌtɪz əm, ˈhi lə-(n.)
the state or quality of being a helot; serfdom or slavery.
a symbiotic relationship in which one group of organisms is subordinate.
Origin of helotism:
The permanent oppression of a nominally free group of people
A form of symbiosis in which one species is forced to perform tasks for another, for their mutual benefit
the condition of the Helots or slaves in Sparta; slavery