also: わらわやみ
noun
ague; intermittent fever; malarial fever
Archaic medical term for a fever with recurring chills and sweating, often associated with malaria. In modern Japanese, マラリア or 間欠熱 are more common.
昔は、おこりにかかると命を落とすこともあった。
In the old days, people sometimes died from ague.
この地方では、夏になるとおこりが流行した。
In this region, intermittent fever used to spread in the summer.