olemus
(1) teavet lühikest aega talletav inimese mälu komponent
https://dictionary.apa.org/:
a memory that is currently the focus of consciousness or was recently in awareness, as distinct from the vast body of stored memories that are currently inactive

https://en.wikipedia.org/wiki/Short-term_memory
https://en.wikipedia.org/wiki/Working_memory

(2) kasutuselolev osa protsessile eraldatud mälust
=
memory that is being used by a particular process