Synonyms: pulse, pulse rate, heart rate
Definition: the rate at which the heart beats; usually measured to obtain a quick evaluation of a person's health
Similar words: vital sign
Definition: sign of life; usually an indicator of a person's general physical condition
Usage: he was still alive but his vital signs were weak
Similar words: rate
Definition: a magnitude or frequency relative to a time unit
Usage: they traveled at a rate of 55 miles per hour; the rate of change was faster than expected