(photography) A clip or track on a camera that allows for accessories to be attached.

plural of accessory shoe

(neuroanatomy) Either of a pair of motor nerves that are the 11th cranial nerve of higher vertebrates, arise from the medulla oblongata and the upper part of the spinal cord, controlling the pharynx and the muscles of the upper chest, back and shoulders.

(botany) Any non-chlorophyll pigment present in a chloroplast that helps to absorb light but sends all the energy to a chlorophyll.

plural of accessory pigment

plural of accessorial service

(automotive, of electrified vehicles) The standard 12V rechargeable automotive lead-acid battery or the stand-in battery for a standard 12V automotive battery found in internal combustion engined vehicles, typically used to power the typical 12V systems, the accessories, infotainment, automotive computer, and electronic systems.

(law) A person who assists or protects someone wanted by the police in connection with a crime.

(law) One who commands or counsels an actionable offense, not being present at its commission.