periscopically

not-comparable

Using a periscope. / With a similar movement to that of a periscope.

Japanese Meaning

潜望鏡を使用して / 潜望鏡のような動きで

The submariner looked periscopically to spot the coastline at dawn.

潜水艦の乗組員は夜明けに沿岸を確認するために潜望鏡で覗いた。

Sense（1）

Using a periscope.

Sense（2）

With a similar movement to that of a periscope.