(of persons) freed from or not subject to an obligation or liability (as e.g. taxes) to which others or other things are subject; "a beauty somehow exempt from the aging process"; "exempt from jury duty"; "only the very poorest citizens should be exempt from income taxes"
grant relief or an exemption from a rule or requirement to; "She exempted me from the exam"
accept (someone) to be what is claimed or accept his power and authority; "The Crown Prince was acknowledged as the true heir to the throne"; "We do not recognize your gods"
accept as legally binding and valid; "acknowledge the deed"
express obligation, thanks, or gratitude for; "We must acknowledge the kindness she showed towards us"
report the receipt of; "The program committee acknowledged the submission of the authors of the paper"