Spiculum and Spine

Spiculum noun - Small pointed structure serving as a skeletal element in various marine and freshwater invertebrates e.g. sponges and corals.

Spine and spiculum are semantically related in tingling topic. In some cases you can use "Spine" instead a noun "Spiculum".

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

Spiculum and spine are semantically related in technical topic. You can use "Spiculum" instead a noun "Spine", if it concerns topics such as spicule.

Nearby Words: spiny, spinal