transcription, транскрипция: [ ə-ˈsij-wəs, -ˈsi-jə- ]
adjective
Etymology: Latin assiduus, from assidēre
Date: 1622
: marked by careful unremitting attention or persistent application
an assiduous book collector
tended her garden with assiduous attention
Synonyms: see busy
• as·sid·u·ous·ly adverb
• as·sid·u·ous·ness noun