irrevocable

UK/ɪˈrevəkəbl/US/i'revәkәbl/

TOEFLGREC2

Definitions

adj.

Final and impossible to change, cancel, or undo.

不可撤销的；不可改变的

Root Breakdown

Root-derived

ir-not, opposite of

re-again, back

vocvoice, call

-ablecapable of, worthy of

=irrevocable

ir- (not) + re- (back) + voc (call) + -able = "not able to be called back." Once done, it cannot be undone. Common in legal/financial language (irrevocable trust).

Root voc still carries 54 more words

Usage Guide

Stress trap: irrevocable is traditionally stressed on the second syllable — ir-REV-o-cable /ɪˈrevəkəbl/, not ir-re-VO-cable. The same goes for revocable (REV-o-cable).

Example Sentences

1.
Her decision to leave was final and irrevocable.
2.
They set up an irrevocable trust for their children.

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