paradoxical

adjective

par·​a·​dox·​i·​cal ˌper-ə-ˈdäk-si-kəl 

ˌpa-rə-

1

a

: of the nature of a paradox

the paradoxical theory that global warming will lead to the next Ice Age

b

: inclined to paradoxes

2

: not being the normal or usual kind

a paradoxical pulse

paradoxical drug reactions

paradoxicality

ˌper-ə-ˌdäk-si-ˈka-lə-tē 

ˌpa-rə-

noun

paradoxically

ˌper-ə-ˈdäk-si-k(ə-)lē 

ˌpa-rə-

adverb

paradoxicalness

ˌper-ə-ˈdäk-si-kəl-nəs 

ˌpa-rə-

noun

Examples of paradoxical in a Sentence

Recent Examples on the Web

For decades, the industry has thrived—sometimes barely survived—in a paradoxical environment where state-level legality danced uneasily with federal prohibition. —Robert Hoban, Forbes.com, 15 Sep. 2025

Another, paradoxical, factor that could be contributing to this rise is our steadily less polluted atmosphere. —Jeffrey Kluger, Time, 5 Sep. 2025

While oud can be polarizing—prized by some for its longevity and scorned by others for its animalic bite—the version in this bottle is rounder, creamier, and more nuanced than your standard-issue oud oil, with a clarity that feels paradoxical given its depth. —Adam Hurly, Robb Report, 2 Sep. 2025

Cuomo said the paper focuses on cancer and cardiovascular disease because they are associated with the majority of deaths around the world and there are conditions in which paradoxical observations between prevention and survival have been most observed. —Noah Lyons, Mercury News, 14 Aug. 2025

Word History

First Known Use

1598, in the meaning defined at sense 1a

Phrases Containing paradoxical

• paradoxical sleep

Medical Definition

paradoxical

adjective

par·​a·​dox·​i·​cal ˌpar-ə-ˈdäk-si-kəl 

variants also paradoxic

-sik 

: not being the normal or usual kind

a paradoxical embolism