- cavalry, horse cavalry, horse - troops trained to fight on horseback; "500 horse led the attack"
--1 is a kind of military personnel, soldiery, troops
--1 has members: cavalryman, trooper - cavalry - a highly mobile army unit
--2 is a kind of army unit
--2 has members: troop; cavalryman, trooper
--2 has particulars: squadron; horse cavalry; mechanized cavalry