#1 recognize v. [acknowledge, recognise, know] 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". wn
#2 recognize v. [recognise, realize, realise, agnize, agnise] be fully aware or cognizant of. wn
#3 recognize v. [spot, recognise, distinguish, discern, pick out, make out, tell apart] detect with the senses; "The fleeing convicts were picked out of the darkness by the watchful prison guards"; "I can't make out the faces in this photograph". wn
#4 recognize v. [recognise] perceive to be the same. wn
#5 recognize v. [accredit, recognise] grant credentials to; "The Regents officially recognized the new educational institution"; "recognize an academic degree". wn
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