English

Proper noun

GNC

1. General Nutrition Corporation, an American retailer of health and nutrition related products.

Adjective

GNC ‎(not comparable)

1. Abbreviation of gender non-conforming.: not conforming to expected gender roles

Spanish

Etymology

Initialism of gas natural comprimido

Noun

GNC m ‎(uncountable)

1. (petrochemistry) CNG (compressed natural gas)