"Retinacula" is a word in ENGLISH

A connecting band; a fraenum; as, the retinacula of the ileocaecal and ileocolic valves.

One of the retractor muscles of the proboscis of certain worms.

One of the annular ligaments which hold the tendons close to the bones at the larger joints, as at the …

A small gland or process to which bodies are attached; as, the glandular retinacula to which the pollinia of orchids …