1. an industrial process for producing ammonia from nitrogen and hydrogen by combining them under high pressure in the presence of an iron catalyst; [syn: Haber process, Haber-Bosch process]
WordNet (r) 3.0 (2006):
Haber process
n 1: an industrial process for producing ammonia from nitrogen
and hydrogen by combining them under high pressure in the
presence of an iron catalyst [syn: Haber process, Haber-
Bosch process]