recognize

verb

1. accept (someone) to be what is claimed or accept their power and authority"The Crown Prince was acknowledged as the true heir to the throne"
2. be fully aware or cognizant of
3. detect with the senses"The fleeing convicts were picked out of the darkness by the watchful prison guards"
4. perceive to be the same
5. grant credentials to"The Regents officially recognized the new educational institution"
6. express greetings upon meeting someone
7. express obligation, thanks, or gratitude for"We must acknowledge the kindness she showed towards us"
8. exhibit recognition for (an antigen or a substrate)
9. show approval or appreciation of"My work is not recognized by anybody!"