もしも

もしも
conjunction, adverb
if, in case
formaldescriptivegrammatical
1. if, supposing, in case
Used to introduce a hypothetical condition; an emphatic form of もし.
もしも雨(あめ)が降(ふ)ったら、中止(ちゅうし)します。
If it rains, we'll cancel.
もしも私(わたし)が鳥(とり)だったら。
If I were a bird...
Used for counterfactual/imaginary conditions
もしもの時(とき)のために準備(じゅんび)しておく。
To prepare for emergencies.
もしもの時 = in case of emergency
もしも明日(あした)雪(ゆき)が降(ふ)ったら、学校(がっこう)は休(やす)みになる。
If it snows tomorrow, school will be cancelled.
もしも時間(じかん)を戻(もど)せるなら、あの時(とき)違(ちが)う道(みち)を選(えら)んでいただろう。
If I could turn back time, I would have chosen a different path.

Usage: もしも is a more emphatic version of もし (if). It adds emotional weight or emphasis to hypothetical situations.

Common patterns

  • もしも〜たら (if ~ were to happen)
  • もしも〜なら (if ~ is the case)
  • もしもの時(とき) (in case of emergency)
  • もしもし (hello - on the phone, derived form)

Similar words

Related Words

Related: もし (standard form)
Compare: 仮(かり)に (supposing, hypothetically)
Compare: 万一(まんいち) (in the unlikely event)
core
Added 2026.1.12 22:34 · Revised 2026.9.2 13:01
03500/03811_moshimo