9. recognize Law. to acknowledge (an illegitimate child) as one's own.
10. recognize Biochem. to bind with, cleave, or otherwise react to (another substance) as a result of fitting its molecular shape or a portion of its shape.
Etymology: (1425–75; < OF reconuiss-, s. of reconuistre < L recognōscere=re-re - +cognōscere to know)
Definition of 'recognize'
Princeton's WordNet
1. (verb)acknowledge, recognize, 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"
2. (verb)recognize, recognise, realize, realise, agnize, agnise be fully aware or cognizant of
3. (verb)spot, recognize, 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"
4. (verb)recognize, recognise perceive to be the same
5. (verb)accredit, recognize, recognise grant credentials to "The Regents officially recognized the new educational institution"; "recognize an academic degree"
6. (verb)greet, recognize, recognise express greetings upon meeting someone
7. (verb)acknowledge, recognize, recognise express obligation, thanks, or gratitude for "We must acknowledge the kindness she showed towards us"
8. (verb)recognize exhibit recognition for (an antigen or a substrate)
9. (verb)recognize, recognise show approval or appreciation of "My work is not recognized by anybody!"; "The best student was recognized by the Dean"
1. (verb)recognize to know sb or sth because you have seen, heard, etc. them before I recognized an old friend from school.; The dog recognized her voice.
2. recognize to show you understand and accept; = acknowledge I recognize now that it was wrong to take the money.; schools that recognize the importance of giving children time to play; It took time for people to recognize how bad the situation had become.
3. recognize recognized as accepted by many people to be She is recognized as a leading expert in her field.
4. recognize to praise or give awards for an achievement The group has been recognized by the American Heart Association.
5. recognize (of a government) to officially accept a group, another government, etc. The U.S. does not recognize the government as legitimate.
Definition of 'recognize'
Webster Dictionary
1. (verb)recognize to know again; to perceive the identity of, with a person or thing previously known; to recover or recall knowledge of
2. (verb)recognize to avow knowledge of; to allow that one knows; to consent to admit, hold, or the like; to admit with a formal acknowledgment; as, to recognize an obligation; to recognize a consul
3. (verb)recognize to acknowledge acquaintance with, as by salutation, bowing, or the like
Definitions of recognize 
