noun
shopping street; commercial district
Refers to a street or area lined with shops and businesses, often pedestrian-friendly. Similar to 商店街, but 商業街 can imply a broader commercial zone.
この商業街は週末になると多くの買い物客で賑わう。
This shopping street gets crowded with shoppers on weekends.
Compound of 商業 (commerce) and 街 (street, district). The exact historical derivation is uncertain, but the word follows standard Sino-Japanese word formation.