cuticular adjective5 •Of, pertaining to, or being a cuticle (in any sense). •Of, pertaining to, or being a cuticle (skin next to a nail). •Of, pertaining to, or being a cuticle (epidermis). •Of, pertaining to, or being a cuticle (outer layer of arthropod tissue). •Of, pertaining to, or being a cuticle (outer layer of plant tissue).