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difficile

American  
[dif-i-seel, dee-fee-seel] / ˌdɪf ɪˈsil, di fiˈsil /

adjective

  1. hard to deal with, satisfy, or please.

  2. hard to do; difficult.


Etymology

Origin of difficile

1470–80; < French < Latin difficilis difficult; see dif-, facile

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

See Examples For:

"With existing antibiotics, C. difficile sometimes reappears just weeks after treatment," says researcher and lead author Elma Mons.

From Science Daily Mar. 11, 2026

Faecal transplants – also known as a trans-poo-tion - are already approved for treating severe diarrhoea caused by Clostridium difficile bacteria.

From BBC Jun. 7, 2025

But scientists noticed hints that faecal transplants for C. difficile also seemed to get rid of superbugs.

From BBC Jun. 7, 2025

"We found reduced vancomycin susceptibility in C. difficile was associated with lower 30-day sustained clinical response and lower 14-day initial cure rates in the studied patient cohort," said Gonzales-Luna.

From Science Daily Apr. 25, 2024

Excessive abdominal noise is an uncommon, but not unprecedented, presenting symptom of infection with the bacteria Clostridium difficile, which can be fatal.

From "Turtles All the Way Down" by John Green

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