“period of time”

In, near, or in the general vicinity of (a particular place).

Every individual or anything of the given class, with no exceptions (the noun or noun phrase denoting the class must be plural or uncountable).

A period of time akin to the time taken for the Earth to undergo a full cycle of seasons.

The time when the Sun is above the horizon and it lights the sky.

An uncertain duration of time, a period of time.

Of an object, concept, relationship, etc., having existed for a relatively long period of time.

The time when the Sun is below the horizon when the sky is dark.

At a time in advance of the usual or expected event.

The period of time that has already happened, in contrast to the present and the future.

Near the end of a period of time.

To remain in a particular place, especially for a definite or short period of time; sojourn; abide.

The amount of time that some being has been alive, or that some thing has been in existence, as measured from its birth or origin until the present or until some other given reference point. (Often measured in number of years; alternatively in months, days, hours, etc.; see also the usage notes)

A brief, unspecified amount of time.

To suffer a series of deaths; to die one by one; to progressively become extinct. (If a group of plants, animals, or people dies off, the entire group dies over a period of time.)