irony

n. (pl. -ies) 1 expression of meaning, often humorous or sarcastic, using language of a different or opposite tendency. 2 apparent perversity of an event or circumstance in reversing human intentions. 3 theatr. Use of language with one meaning for a privileged audience and another for those addressed or concerned. [greek eironeia pretended ignorance]

a. Made or consisting of iron; partaking of iron; iron; as, irony chains; irony particles.