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 …

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 …

To observe is to mark or be attentive to something seen, heard, etc.; to consider carefully; to watch steadily: to observe the behavior of birds, a person's pronunciation.

To observe means to notice or perceive something and register it as being significant. It often involves paying close attention to or studying something carefully, whether it's an object, a process, a …

observe: To be or become aware of, especially through careful and directed attention; notice.

If you observe something such as a law or custom, you obey it or follow it. Imposing speed restrictions is easy, but forcing drivers to observe them is trickier. The army was observing a ceasefire.