What's the difference between where and while?

Where

Definition:

• (pron. & conj.) Whether.
• (adv.) At or in what place; hence, in what situation, position, or circumstances; -- used interrogatively.
• (adv.) At or in which place; at the place in which; hence, in the case or instance in which; -- used relatively.
• (adv.) To what or which place; hence, to what goal, result, or issue; whither; -- used interrogatively and relatively; as, where are you going?
• (conj.) Whereas.
• (n.) Place; situation.

Example Sentences:

While

Definition:

• (n.) Space of time, or continued duration, esp. when short; a time; as, one while we thought him innocent.
• (n.) That which requires time; labor; pains.
• (v. t.) To cause to pass away pleasantly or without irksomeness or disgust; to spend or pass; -- usually followed by away.
• (v. i.) To loiter.
• (conj.) During the time that; as long as; whilst; at the same time that; as, while I write, you sleep.
• (conj.) Hence, under which circumstances; in which case; though; whereas.
• (prep.) Until; till.

Example Sentences: