To have its proper place.
Where does this document belong?
(followed by to) To be part of, or the property of.
That house belongs to me.
(followed by to) To be the spouse or partner of.
(followed by to) To be an element of (a set). The symbol \in means belongs to.
Suppose x belongs to \mathbb{R}... (— written: x \in \mathbb{R})
To be deserved by.
The feeling that one belongs.
A need for belonging seems fundamental to humans.
(chiefly in the plural) Something physical that is owned.
Make sure you take all your belongings when you leave.
Family; relations; household.