Any longitudinal piece, as in shipbuilding etc.
A railway sleeper lying parallel with the rail.
Relating to length, or to longitude.
Running in the direction of the long axis of a body.
Forward and/or backward, relative to some defined direction.
Sampling data over time rather than merely once.
A large post, often used as supporting architecture.
A portable ornamental column, formerly carried before a cardinal, as emblematic of his support to the church.
The centre of the volta, ring, or manege ground, around which a horse turns.
An essential part of something that provides support.
The body from the hips over the core to the shoulders.
Something resembling such a structure.
To provide with pillars or added strength as if from pillars.