contrayerva

[ kon-truh-yur-vuh ]
/ ˌkɒn trəˈyɜr və /

noun

the root of certain tropical American plants of the genus Dorstenia, of the mulberry family, especially D. contrajerva, used as a stimulant, diaphoretic, etc.

Origin of contrayerva

1650–60; < Spanish contrayerba, contrahierba < Latin contrā contra-1 + herba herb; so called from its being thought an antidote to poison

Example sentences from the Web for contrayerva

British Dictionary definitions for contrayerva

contrayerva
/ (ˌkɒntrəˈjɜːvə) /

noun

the root of any of several tropical American moraceous plants of the genus Dorstenia, esp D. contrayerva, used as a stimulant and tonic

Word Origin for contrayerva

C17: from Spanish contrayerba, from contra- + yerba grass, (poisonous) plant, from Latin herba; referring to the belief that it was an antidote to poisons