verb

observe

/ob-ZERV/ ob·serve 2 syllables

To watch carefully and attentively to learn or notice.

Word facts

Part of speech verb
Syllables 2
Letters 7
Starts with O

Definition

To observe means to watch something carefully and attentively, often to learn from it. It also means to comply with a rule or custom, or to make a remark.

Usage: Observe implies careful, attentive watching. Notice is more casual — something catches your attention. Watch implies sustained attention, often to something moving.

Example sentences

  1. 1

    Scientists observed the eclipse through special protective glasses.

  2. 2

    She observed that the students were more engaged when working in small groups.

  3. 3

    We are asked to observe a minute of silence.

Word family

noun observation
noun observer
adjective observant
adjective observable
Word origin

From Latin observare ('to watch over, note'), from ob- ('over') + servare ('to watch, keep'). To observe is literally to keep watch over something.

Memory tip

Observe = ob + serve. You serve your understanding by observing — watching carefully to learn.

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FAQ

Questions people ask

What is the noun form of observe?

Observation. Example: Her observation of animal behaviour led to an important discovery.

Can observe mean to say or remark?

Yes, in a formal or literary context. 'She observed that the room was unusually quiet' means she noted or remarked on it.