computingDisk Operating System: the basic software in a computer that makes it work and allows you to use a program. It is usually used only in older computers.
Synonyms and related words
Computer software
accounting package
ad blocker
address book
DOS
trademark
US /dɑs/
Other entries for this word
do1noun
do2noun
DEFINITIONS1
1
computingDisk Operating System: the basic software in a computer that makes it work and allows you to use a program. It is usually used only in older computers.