fallible

UK: /ˈfælɪb^əl/ US: /ˈfæləbəl/ ,(fal′ə bəl)

WordReference Random House Learner's Dictionary of American English © 2025

fal•li•ble /ˈfæləbəl/   adj. 

1. able or likely to be deceived or mistaken:
   People are fallible.
2. likely to be false or incorrect; not accurate:
   fallible information.

fal•li•bil•i•ty/ˌfæləˈbɪlɪti/  fal•li•ble•ness, n. [uncountable]
fal•li•bly, adv. 

WordReference Random House Unabridged Dictionary of American English © 2025

fal•li•ble  (fal′ə bəl), adj. 

1. (of persons) liable to err, esp. in being deceived or mistaken.
2. liable to be erroneous or false;
   not accurate:
   fallible information.

• Medieval Latin fallibilis, equivalent. to Latin fall(ī) (passive of fallere to deceive) + -ibilis -ible
• late Middle English 1375–1425

fal′li•bil′i•ty, fal′li•ble•ness, n. 
fal′li•bly, adv. 

Collins Concise English Dictionary © HarperCollins Publishers::

fallible / ˈfælɪb^əl/ adjective

1. capable of being mistaken; erring
2. liable to mislead

Etymology: 15th Century: from Medieval Latin fallibilis, from Latin fallere to deceive

ˌfalliˈbility, ˈfallibleness noun