observe

/əbˈzɜːrv/

to watch carefully or attentively

The scientist observed the behavior of the animals for hours.

The scientist watched the animals' actions closely for a long time.

general

to watch or notice something carefully or attentively

She observed the changes in the weather patterns.

She carefully noted the shifts in weather conditions.

The teacher observed the students' progress throughout the year.

The teacher monitored the students' academic development over time.

Can be used in both formal and informal contexts.

Law

formal

to follow a rule, law, or custom

All citizens must observe the traffic laws.

Everyone is required to follow traffic regulations.

Often used in legal or formal contexts.

Collocations

observe closelyto watch something very carefullyobserve the rulesto follow the rulesobserve a traditionto follow a cultural or social custom

to remain quiet and respectful

to follow the religious practice of resting on the Sabbath

Use 'observe' when you want to emphasize careful or attentive watching.

In formal contexts, 'observe' can mean to follow rules or customs, while in informal contexts, it typically means to watch carefully.

From Middle English 'observen', from Old French 'observer', from Latin 'observare' meaning 'to watch over, guard, or keep'.

Can be used both transitively (with an object) and intransitively (without an object).

ob-

toward, against

prefix

-serve

to keep, guard

root

English Dictionary