noun

le jour

day

C'est une période de temps qui commence le matin et se termine le soir, quand il fait clair dehors.

Word: jour

Meaning: The French word "jour" primarily means "day" in English.

Explanation:

"Jour" refers to a 24-hour period generally associated with the time it takes for the Earth to complete one rotation relative to the sun.
It can also mean "daytime" as opposed to night. For example, "le jour" means the time when it is light outside.

Word parts:

The word “jour” is a simple noun and does not typically break down into smaller parts.

Usage:

"Un jour" means "a day."
"Tous les jours" means "every day."
"Le jour se lève" means "the day is breaking" or "day is dawning."

Synonyms:

Journée – refers more specifically to the duration of the daytime or the whole day emphasizing the length rather than just the concept of a day.
Date – can also refer to a specific day (as in calendar date), though this is more precise.

Antonyms:

Nuit – meaning "night," the opposite of day.

The core meaning of "jour" is straightforward, and context usually clarifies whether it means “day” as a 24-hour period or "daytime" as opposed to night.