What is the technical term for understatement given that hyperbole is the technical term for overstatement?

== == Overstatement (hyperbole): an exaggeration in order to emphasize a certain truth. Understatement: stating less than one means or implies. refers to a figure of speech that says less than is intended. Understatement usually has an ironic effect, and sometimes may be used for comic purposes.

Technical term for understatement - MeiOSis is a euphemistic figure of speech that intentionally understates something or implies that it is lesser in significance or size than it really is.

In rhetoric, litotes is a figure of speech in which a certain statement is expressed by denying its opposite.