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"
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"
express obligation, thanks, or gratitude for
"We must acknowledge the kindness she showed towards us"
exhibit recognition for (an antigen or a substrate)
"The engineered T cells were designed to recognize and attack cancer antigens on the tumor surface."
To match (something or someone which one currently perceives) to a memory of some previous encounter with the same person or thing.
"When I walked into the crowded room, I immediately recognized my old friend from across the crowd."
to cognize again
In plain English: To recognize something means to identify it as being familiar or known from before.
"I can recognize my best friend from across the crowded room."
Usage: Use recognize when you identify something based on prior knowledge, such as recognizing a familiar face in a crowd. Do not confuse it with "recogize," which is an incorrect spelling often seen due to its similarity with words like "recognise."
The word "recognize" entered English from Middle French in the 16th century. It originally meant to know again or identify someone familiarly, replacing the native Old English term acknow.