happening all the time or repeatedly
There were constant interruptions.
a constant stream of visitors all day
The ruined buildings serve as a constant reminder of the war.
The constant threat of violence from the other inmates was hard to deal with.
Doctors are under constant pressure to treat more and more patients.
Babies need constant attention.
This entrance is in constant use.
that does not change
The car was travelling at a constant speed of 50 mph.
The samples need to be stored at a constant temperature.
Crime levels remain constant.
Ross was his most constant and loyal friend.
a number or quantity that does not vary
fundamental physical constants
