from The American Heritage® Dictionary of the English Language, 4th Edition
- adv. From side to side; crosswise or transversely.
- adv. So as to thwart, obstruct, or oppose; perversely.
- prep. From one side to the other of; across: "the Stars that shoot athwart the Night” ( Alexander Pope).
- prep. Contrary to; against.
- prep. Nautical Across the course, line, or length of.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- adv. From side to side; across.
- adv. Across the path (of something).
- prep. From one side to the other side of.
- prep. Across the line of a ship's course or across its deck.
- prep. Across the path or course of; opposing.
from the GNU version of the Collaborative International Dictionary of English
- prep. Across; from side to side of.
- prep. Across the direction or course of.
- adv. Across, especially in an oblique direction; sidewise; obliquely.
- adv. Across the course; so as to thwart; perversely.
from The Century Dictionary and Cyclopedia
- Crosswise; from side to side; transversely.
- In opposition to the proper or expected course; in a manner to cross and perplex; crossly; wrongly; wrongfully.
- Across; from side to side of.
- Nautical, across the line of a ship's course.
- In opposition to; against; contrary to.
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- adv. at right angles to the center line of a ship
- adv. at an oblique angle
Middle English : a-, on; see a-2 + thwert, across; see thwart.(American Heritage® Dictionary of the English Language, Fourth Edition)
From a- + thwart. (Wiktionary)