Acicula and Spine

Acicula noun - A needlelike part or structure of a plant or animal or crystal; as a spine or bristle or crystal.

Spine and acicula are semantically related. in point topic. In some cases you can use "Spine" instead a noun "Acicula".

Spine noun - A column of bones supporting the trunk of a vertebrate animal.

Acicula and spine are semantically related. Sometimes you can use "Acicula" instead a noun "Spine".

Nearby Words: spiny, spinal