DEPENDANCE

dependence, dependance, dependency

(noun) the state of relying on or being controlled by someone or something else

addiction, dependence, dependance, dependency, habituation

(noun) being abnormally tolerant to and dependent on something that is psychologically or physically habit-forming (especially alcohol or narcotic drugs)

Source: WordNet® 3.1

Noun

dependance (countable and uncountable, plural dependances)

(archaic) dependence

Misspelling of dependence.

Source: Wiktionary

De*pend"ant, De*pend"ance, n., De*pend"an*cy, n.

Definition: See Dependent, Dependence, Dependency.

Note: The forms dependant, dependance, dependancy are from the French; the forms dependent, etc., are from the Latin. Some authorities give preference to the form dependant when the word is a noun, thus distinguishing it from the adjective, usually written dependent.

Source: Webster’s Unabridged Dictionary 1913 Edition