abstinent
abstinence
(ˈæbstɪnəns) noun
1 the act or practice of refraining from some action or from the use of something, esp alcohol
2 mainly Roman Catholic Church the practice of refraining from specific kinds of food or drink, esp from meat, as an act of penance
[C13: via Old French from Latin abstinentia, from abstinēre to abstain]
> ˈabstinent
adjective
> ˈabstinently adverb