D defs.my
Entry 1 sense Webster, 1913

Understatement

/ŭn'-dẽrs-tātˌ-mənt/ · Un·der·state·ment · IPA /ˌʌndɚˈsteɪtmənt/
01 n. The act of understating, or the condition of being understated; that which is understated; a statement below the truth.
  1. 1.
    The act of understating, or the condition of being understated; that which is understated; a statement below the truth.