nouns
all the people living at the same time or of approximately the same age
group of genetically related organisms constituting a single step in the line of descent
is a type of (narrower)
a group of plants or animals
the normal time between successive generations
"they had to wait a generation for that prejudice to fade"
is a type of (narrower)
an amount of time
"a time period of 30 years"; "hastened the period of time of his recovery"; "Picasso's blue period"
a stage of technological development or innovation
"the third generation of computers"
is a type of (narrower)
any distinct time period in a sequence of events
"we are in a transitional stage in which many former ideas must be revised or rejected"
the production of heat or electricity
"dams were built for the generation of electricity"
is a type of (narrower)
(economics) manufacturing or mining or growing something (usually in large quantities) for sale
"he introduced more efficient methods of production"
the act of producing offspring or multiplying by such production