spine: signification et définitions

The spinal column of a vertebrate.

Zoology Any of various pointed projections, processes, or appendages of animals.

Botany A strong, sharp-pointed, usually woody outgrowth from a stem or leaf; a thorn.

Something that resembles or suggests a backbone, as:

The hinged back of a book.

The crest of a ridge.

Strength of character; courage or willpower.