"Subarration" Natural Recordings by Native Speakers
Subarrangement, alternatively subarration, refers to an arrangement that is subsidiary to or founded upon another arrangement.
Anatomical term referring to the space between the brain and the skull. Specifically, it is the area between the arachnoid membrane and the subdural space, filled with cerebrospinal fluid.
Located or occurring between the arches of the brain. Specifically, in the space between the arachnoidal membranes which envelop the brain.
There is no word "subarcuated". It seems to be a misspelling or a non-existent word in the English language.
A subassembly is a partially assembled or fabricated component of a larger assembly, consisting of several individual parts or sub-components that can be integrated with other subassemblies to form the complete assembly.