adj.
Pronunciation: in- ' d ə s-tr ē - ə s
Function: adjective
Date: 15th century
1 obsolete : SKILLFUL , INGENIOUS
2 : constantly, regularly, or habitually active or occupied : DILIGENT <an industrious worker>
synonyms see BUSY
– in · dus · tri · ous · ly adverb
– in · dus · tri · ous · ness noun