transcription, транскрипция: [ ˌā-ˌpir-ē-ˈä-dik ]
adjective
Date: 1879
1. : of irregular occurrence : not periodic
aperiodic floods
2. : not having periodic vibrations : not oscillatory
• ape·ri·od·i·cal·ly -di-k(ə-)lē adverb
• ape·ri·o·dic·i·ty -ē-ə-ˈdi-sə-tē noun