1. of the kind or quality used in commerce; average or inferior; - Example: "commercial grade of beef" - Example: "commercial oxalic acid" [syn: commercial, commercial-grade]
WordNet (r) 3.0 (2006):
commercial-grade
adj 1: of the kind or quality used in commerce; average or
inferior; "commercial grade of beef"; "commercial oxalic
acid" [syn: commercial, commercial-grade]