leading indicator

Noun

A phenomenon that generally occurs in advance of a more important phenomenon, aiding in its prediction.

Japanese Meaning

主要な現象に先んじて現れ、その発生を予測する手がかりとなる現象

A sudden rise in short-term jobless claims often serves as a reliable leading indicator for an impending economic slowdown.

短期の失業保険申請件数の急増は、差し迫った景気後退の信頼できる先行指標になることが多い。

Sense（1）

A phenomenon that generally occurs in advance of a more important phenomenon, aiding in its prediction.

Sense（2）

leading indicators

（ plural ）