1 doctor agreed: Can be a problem: The pr interval refers to a measurement in an ekg of how long it takes the pacemaker in the top part of the heart (the atria) to reach the bottom parts (the ventricles). The normal pacemaker is the sinus node, and it should take a certain amount of time to travel from point a to b.
Define pariah dog: a feral or stray dog that typically lives near human settlements; especially : a usually medium-sized, primitive dog (as ofâ¦ a feral or stray dog that typically lives near human settlements; especially : a usually medium-sized, primitive dog (as of Africa, India, orâ¦ See the full definition since 1828
(from. , festival drum).]. Word History: Pariah comes from Tamil paá¹aiyan and its Malayalam equivalent paá¹ayan, words that refer to a member of a Dalit group of southern India and Sri Lanka that had very low status in the traditional caste system of India. (The plural of the Tamil word paá¹aiyan is paá¹aiyar.oun. 1. pariah-a person who is rejected (from society or home). castaway, outcast, Ishmael. unfortunate, unfortunate person-a person who suffers misfortune. heretic, misbeliever, religious outcast-a person who holds religious beliefs in conflict with the dogma of the Roman Catholic Church.