Definition of acidulous:
harsh, sulfurous, sharp, virulent, caustic, acrid, tart, biting, acrimonious, sarcastic, irate, cutting, acid, vitriolic, satirical, study at, pungent, vinegarish, acerb, savage, acerbic, acidulent, acidic, sour, ironical, stinging, mocking, bitter, tangy, dry, acidulated, blistering, sulphurous, taste, acetous.
- acid (part of speech: noun)
- "The Secret Witness", George Gibbs.
- "Là-bas", J. K. Huysmans.
An elderly clergyman of ascetic and acidulous aspect had passed us with a glance of evident disapproval, clearly setting us down as intruding philanderers; and when I contrasted the parson's probable conception of the whispered communications that were being poured into my ear so tenderly and confidentially with the dry reality, I chuckled aloud.- "The Eye of Osiris", R. Austin Freeman.