understand Definition

understand
verb

1. To grasp the meaning of (a subject, words, a person, a language, etc)

Example: I've never understood trigonometry
Example: I could understand him when he spoke more slowly
Example: Do you understand Polish?
Thesaurus: comprehend, grasp, learn, follow, get it.
2. To make out the significance, cause, etc of something.

Example: I don't understand what all the fuss is about
Thesaurus: comprehend, conceive, get it, get the message, realize, perceive, see, recognize, take in.
3. To have sympathetic awareness of someone or something.

Example: I fully understand your point of view
4. To infer from the available information.

Example: He got the sack? I understood that he'd resigned
5. To mentally put in (a word or words)to be there.

Example: A relative pronoun is understood

Idiom: understand each other (understand one another)

To know and accept each other's opinions, feelings, etc.

To agree.

Etymology: Anglo-Saxon.