One of a peculiar kind of spines covering the surface of certain starfishes. They are pillarlike, with a flattened summit which is covered with minute spinules or granules. See Illustration in Appendix.
Vogais: aiu
Consoantes: pxlls
paxilli, paxil, pasilaly, paigle, piccalilli, paisley, pasquil, phacelli, pigswill, picul.