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the act of noticing or paying attention; "he escaped the notice of the police"
polite or favorable attention; "his hard work soon attracted the teacher's notice"
a short critical review; "the play received good notices"
an announcement containing information about an event; "you didn't give me enough notice"; "an obituary notice"; "a notice of sale
a sign posted in a public place as an advertisement; "a poster advertised the coming attractions"
make or write a comment on; "he commented the paper of his colleague"
a request for payment; "the notification stated the grace period and the penalties for defaulting"
express recognition of the presence or existence of, or acquaintance with; "He never acknowledges his colleagues when they run into him in the hallway"; "She acknowledged his complement with a smile"; "it is important to acknowledge the work of others in one's own writing"