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persistency [pə'sɪstənsɪ] n
math. عدد منتظم
pest.contr. العدد المنتظم
 English thesaurus
persistency [pə'sɪstənsɪ] n
mil., logist. Notion pertaining to the efficiency duration. Refers to the length of time during which a chemical or biological agent remains effective in the target area after its dispersal. (FRA)
persistency
: 2 phrases in 1 subject
Animal husbandry2