from Wiktionary, Creative Commons Attribution/Share-Alike License
- adj. Athwart; from side to side; across.
- adv. Athwart; from side to side; across.
from The Century Dictionary and Cyclopedia
- Athwart; being at right angles to the line of sight: as, thwartwise motion. Such motion of a star is deducible from the star' s proper motion when its parallax is known.
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- adj. extending or lying across; in a crosswise direction; at right angles to the long axis
thwart + -wise (Wiktionary)