Similar to 解剖学における方向の表現

Inner–outer directions

A-side and B-side

Vertical direction

Endianness

Obverse and reverse

List of flags with reverses that differ from the obverse

Windward and leeward

Euclidean vector

Clock position

Left–right confusion

Directivity

Left- and right-hand traffic

Perpendicular

Chūō

Land

Hand