nonterminating
adjective
non·ter·mi·nat·ing
| \ ˌnän-ˈtər-mə-ˌnā-tiŋ
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Definition of nonterminating
: not terminating or ending
especially
: being a decimal for which there is no place to the right of the decimal point such that all places farther to the right contain the entry 0
¹/₃ gives the nonterminating decimal .33333 …