Jacob's staff

Noun

(surveying) A single straight rod or staff, pointed and iron-shod at the bottom, for penetrating the ground, and having a socket joint at the top, used, instead of a tripod, for supporting a compass.

Japanese Meaning

測量に用いられる器具で、三脚の代わりにコンパスを支えるために使用される。鉄製の先端が装着され、下部で地面にしっかり突き刺すための機能を持ち、上部には他の部分と連結するためのソケットが付いた直線の棒または杖。

What is this buttons?

Google Translation / DeepL Translation

沿岸の測量中、技師は測量用の竿を砂にしっかりと差し込み、方位を測るためにコンパスをそのソケットに据えた。

Details

Sense（1）

(surveying) A single straight rod or staff, pointed and iron-shod at the bottom, for penetrating the ground, and having a socket joint at the top, used, instead of a tripod, for supporting a compass.

Sense（2）

Verbascum thapsus, the common mullein.

Sense（3）

The ocotillo (Fouquieria splendens), one of certain desert shrubs of southwestern United States and Mexico having slender naked spiny branches that after the rainy season put forth foliage and clusters of red flowers.

Jacob's staffs

（ plural ）

Details

Jacob's staff

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