unallocated space
jaotamata ala
olemus
ISO/IEC 27037:
digitaalsalvestuskandja (sealhulgas põhimälu) ala,
mida operatsioonisüsteem pole jaotanud ning
on andmete ja metaandmete talletuseks vaba
=
area on digital media, including primary memory, which has not been allocated by the operating system, and which is available for the storage of data, including metadata
https://jillian-greenberg.com/qa/quick-answer-what-is-the-difference-between-unallocated-space-and-free-space.html