万一

まんいち

[manichi]

Meanings

1.Noun

(unlikely event of) emergency; the worst(-case scenario); 10000 to 1

2.AdverbNo-adj

(if) by some chance; by some possibility; in the unlikely event that

万一に備えて保険に加入しておいた。

I took out insurance as a precaution against emergencies.

万一の場合に連絡してください。

Please contact us in case of emergency.

万一のことを考えると心配で眠れなくなる。

When I think about the worst case, I can't sleep from worry.