0 used to refer to a group of people that is the second of several groups to do something, or to the second part of a situation or an event:
Many second-wave feminists wrote very seriously about motherhood.
If we have a second-wave recession, it will be catastrophic for the country.
He expects several hundred more second-wave immigrants to move to the area.
When second-wave feminism emerged in the 1960s, many women thought their prayers had been answered.
Second-wave strikes would originate from carriers like the USS Eisenhower.
The state's second-wave coronavirus plan was widely criticized.