DOS

Letters that make DOS

s, o, d are letters that make 'DOS'

os, OS, DO, do, Os are words within 'DOS'

SOD is an anagram of 'DOS'

ados, udos, dost, dose, doss are words created by adding a letter to 'DOS'

1 possible definitions for 'DOS'

Under this definition, dos is a noun and has the following properties:

disk operating system has the same meaning as DOS

'DOS' can be a type of operating system, OS.