Which literary term involves the use of a word or phrase that contradicts its literal meaning?

Irony:
- A statement or a situation or an action that actually means the opposite of its surface meaning.
- প্রশংসার আদলে নিন্দা কিংবা নিন্দার আদলে প্রশংসা করা হয় এরুপ রচনা দ্বারা। অর্থাৎ এ ধরনের উক্তি দ্বারা যা বলা হয়, প্রকৃত অর্থ তার সম্পুর্ন বিপরীত। 
- The first sentence of Pride and Prejudice is an example of irony:
“It is a truth universally acknowledged, that a single man in
possession of a good fortune, must be in want of a wife.”

Other options, 
Metaphor - A figure of speech that implies an implicit comparison between two unlike entities signed by the words like or as. 
Irony - A linguistic and literary device, in spoken or written form, in which real meaning is concealed or contradicted. 
Allegory - It is a literary term in which one story is told in the guise of another story.
Oxymoron - A figure of speech in which apparently contradictory words are put together.

Source: 
1. Encyclopedia Britannica. 
2. An ABC of English Literature by Dr. M Mofizar Rahman.