What is carrier strike group?
carrier strike group meaning in Military terminology / glossary / dictionary is:
A standing naval task group consisting of a carrier, embarked air wing, surface combatants, and submarines as assigned in direct support, operating in mutual support with the task of destroying hostile submarine, surface, and air forces within the group’s assigned operational area and striking at targets along hostile shore lines or projecting power inland. Also called CSG.
Source: JP 3-32