from The American Heritage® Dictionary of the English Language, 4th Edition
- prep. In, to, through, or during every part of; all through: The road is kept open throughout the year.
- adv. In or through all parts; everywhere: The material is flawed throughout.
- adv. During the entire time or extent: Though unsure how her speech would be received, she remained calm and professional throughout.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- prep. In every part of; all through.
- adv. Completely through, right the way through.
- adv. In every part; everywhere.
- adv. During an entire period of time.
from the GNU version of the Collaborative International Dictionary of English
- prep. Quite through; from one extremity to the other of; also, every part of.
- adv. In every part.
from The Century Dictionary and Cyclopedia
- Everywhere; in every part; in all respects.
- Quite through; from one end or side of to the other; in every part of.
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- adv. used to refer to cited works
- adv. from first to last
Old English þurh ūt. (Wiktionary)