ˌenjə̇ˈniriŋ, -rēŋ noun
( -s )
Etymology: from gerund of engineer (II)
1. : the activities or the function of an engineer ; especially : the art of managing engines
2. : the science by which the properties of matter and the sources of energy in nature are made useful to man in structures, machines, and products — see chemical engineering , civil engineering , electrical engineering , hydraulic engineering , industrial engineering , mechanical engineering , municipal engineering , sanitary engineering