altitude sickness

Noun

uncountable

(medicine) A pathological condition caused by oxygen deficiency at high altitudes; symptoms include shortness of breath, nausea, and nosebleed.

Japanese Meaning

高山病：高地で酸素が不足することにより発症する病態で、呼吸困難、吐き気、鼻血などの症状が現れる状態

We turned back from the summit when two climbers began to show symptoms of altitude sickness.

2人の登山者が高山病の症状を示し始めたため、私たちは頂上から引き返した。

Sense（1）

(medicine) A pathological condition caused by oxygen deficiency at high altitudes; symptoms include shortness of breath, nausea, and nosebleed.