rachis background

rachis

/ˈɹeɪkɪs/

Illustration rachis - Image 1

noun

Colonne vertébrale

The spinal column, or the vertebrae of the spine.

Examples :

"The doctor examined the patient's rachis to see if there were any problems with their spine. "

Le médecin a examiné la colonne vertébrale du patient pour voir s'il y avait des problèmes avec sa colonne vertébrale.

anatomy body medicine physiology organism biology science

Illustration rachis - Image 1

noun

Rachis

An anatomical shaft or axis in a marine invertebrate.

Examples :

"The brittle starfish's rachis, running down the center of its arm, provides structural support. "

Le rachis de l'étoile de mer fragile, qui traverse le centre de son bras, fournit un soutien structurel.

anatomy organism animal biology

Illustration rachis - Image 1

noun

Rachis

The central shaft of a feather.

Examples :

"The feather's rachis provided a strong, central support for the barbs, making it ideal for flight. "

Le rachis de la plume fournissait un support central solide pour les barbes, ce qui le rendait idéal pour le vol.

anatomy bird biology part organism

Illustration rachis - Image 1

Illustration rachis - Image 2

noun

Rachis

The main shaft of either a compound leaf, head of grain, or fern frond.

Examples :

"The rachis of the fern frond supported many delicate leaflets. "

Le rachis de la fronde de la fougère supportait de nombreuses folioles délicates.

biology plant part structure