recognise

show approval or appreciation of

• “My work is not recognized by anybody!”
• “The best student was recognized by the Dean”

grant credentials to

• “The Regents officially recognized the new educational institution”
• “recognize an academic degree”

detect with the senses

• “The fleeing convicts were picked out of the darkness by the watchful prison guards”
• “I can”

express greetings upon meeting someone

express obligation, thanks, or gratitude for

• “We must acknowledge the kindness she showed towards us”

be fully aware or cognizant of

perceive to be the same

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”