picloram

[ pik-luh-ram, pahy-kluh- ]
/ ˈpɪk ləˌræm, ˈpaɪ klə- /

noun Chemistry.

a colorless powder, C6H3Cl3N2O2, used as a systemic herbicide for controlling annual weeds and deep-rooted perennials on noncrop land.

QUIZZES

DISCOVER THE INFLUENCE OF PORTUGUESE ON ENGLISH VIA THIS QUIZ!

We’ve gathered some interesting words donated to English from Portuguese … as well as some that just don’t translate at all. Do you know what they mean?
Question 1 of 11
Which of the following animal names traces its immediate origin to Portuguese?

Origin of picloram

1960–65; reverse compound from am(inotrich)lor(o)pic(olinic acid); see amino-, tri-, chloro-2, picolinic
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2021