1.
unavoidably; out of necessity; reluctantly
doing something because there is no other choice, not because one wants to
Usage
A formal expression indicating that something was done because there was no alternative, often implying reluctance or regret.
More formal than 仕方なく. Often used in written or business contexts.
Related words
Etymology
止む (to stop) + を得ず, the classical negative of 得る: roughly "unable to stop it." Sometimes written 止むを得ず or 已むを得ず.
Watch out
得 is read え here, not とく; this is one of the few places where 得る's classical negative ず survives in everyday Japanese.
Related Words
Synonym:
仕方なく (reluctantly)
Compare:
やむなく (unavoidably)
Related:
仕方ない (cannot be helped)