Term Name: cuticle
Synonyms: cuticula, cuticular exoskeleton
Definition: tough but flexible, non-mineral outer coverings of an organism, or parts of an organism, that provide protection. Cuticles are non-homologous, differing in their origin, structure and chemical composition[WP].
Ontology: Uberon Ontology [UBERON:0001002]

Relationships
is a type of: acellular anatomical structure
has subtype: chitin-based cuticle collagen and cuticulin-based cuticle
disjoint_from: eponychium