mordacious

adj.

1. Given to biting; biting.
2. Caustic; sarcastic.

[Latin mordāx, mordāc- (from mordēre, to bite) + -IOUS.]

mordaciously mor·da'cious·ly adv.
mordacity mor·dac'i·ty (-dăs'ĭ-tē) n.

adjective

So sharp as to cause mental pain: acerbic, acid, acidic, acrid, astringent, biting, caustic, corrosive, cutting, mordant, pungent, scathing, sharp, slashing, stinging, trenchant, truculent, vitriolic. See attack/defend, respect/contempt/standing.

[ad. L. mordax fr. mordere, to bite + Eng. -ious]  /mo(r) DAY shus/
1) biting or given to biting  2) biting or sharp in manner: caustic

Note: click on a word meaning below to see its connections and related words.

The adjective has one meaning:

Meaning #1: capable of wounding
  Synonyms: barbed, biting, nipping, pungent

---