1. From end to end of, or from side to side of; from one surface or limit of, to the opposite; into and out of at the opposite, or at another, point; as, to bore through a piece of timber, or through a board; a ball passes through the side of a ship.
2. Between the sides or walls of; within; as, to pass through a door; to go through an avenue. Through the gate of ivory he dismissed His valiant offspring. (Dryden)
3. By means of; by the agency of. Through these hands this science has passed with great applause. (Sir W. Temple) Material things are presented only through their senses. (Cheyne)
4. Over the whole surface or extent of; as, to ride through the country; to look through an account.
5. Among or in the midst of; used to denote passage; as, a fish swims through the water; the light glimmers through a thicket.
6. From the beginning to the end of; to the end or conclusion of; as, through life; through the year.
Origin: OE. Thurgh, urh, uruh, oruh, AS. Urh; akin to OS. Thurh, thuru, OFries. Thruch, D. Door, OHG. Durh, duruh, G. Durch, Goth. Airh; cf. Ir. Tri, tre, W. Trwy. 53. Cf. Nostril, Thorough, Thrill.