The meaning of OBSERVE is to conform one's action or practice to (something, such as a law, rite, or condition) : comply with. How to use observe in a sentence. Synonym Discussion of Observe.

OBSERVE definition: to see, watch, perceive, or notice. See examples of observe used in a sentence.

OBSERVE definition: 1. to watch carefully the way something happens or the way someone does something, especially in…. Learn more.

Jan 20, 2026 · observe (third-person singular simple present observes, present participle observing, simple past and past participle observed) (transitive) To notice or view, especially carefully or with …

1. to see, watch, or notice. 2. to regard with attention, esp. so as to see or learn something. 3. to watch, view, or note for a scientific, official, or other special purpose: to observe an eclipse. 4. to state by …

If you observe that something is the case, you make a remark or comment about it, especially when it is something you have noticed and thought about a lot.

To be or become aware of, especially through careful and directed attention; notice. Observed a car leaving the property. To watch attentively. Observe a child's behavior. To make a systematic or …

There are 20 meanings listed in OED's entry for the verb observe, ten of which are labelled obsolete. See ‘Meaning & use’ for definitions, usage, and quotation evidence.

Observe is often used to mean “remark” or “comment.” When trying to start up a conversation with an attractive stranger, you might observe that it’s raining outside (but hopefully you’ll come up with …

OBSERVE meaning: 1 : to watch and sometimes also listen to (someone or something) carefully; 2 : to see and notice (someone or something)