1. a sponge spicule having a single axis
Usage: biology; zoology

Examples

• The monaxon spicules provide structural support to the sponge body.
• Scientists identified several monaxon types in the marine sponge specimen.
• The monaxon was clearly visible under microscopic examination.
• Different sponge species produce monaxons of varying lengths and shapes.
• The researcher catalogued each monaxon found in the tissue sample.