noun
also gallop
( -s )
: an abnormal heart rhythm marked by the occurrence of three distinct sounds in each heartbeat like the sound of a galloping horse
noun
also gallop
( -s )
: an abnormal heart rhythm marked by the occurrence of three distinct sounds in each heartbeat like the sound of a galloping horse
Webster's New International English Dictionary. Новый международный словарь английского языка Webster. 2012