sinistrously


Also found in: Medical.

sin·is·trous

 (sĭn′ĭ-strəs, sĭ-nĭs′trəs)
adj. Archaic
Sinister; inauspicious.

sin′is·trous·ly adv.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.