Crosswordclues
Mainframe operating system
Crossword Dictionary
Enter a description, or enter a word with dots for missing letters
With ... letters
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
Show answer
Fill in any letters that are already known:
One crossword answer for “Mainframe operating system”
4 letters
UNIX
Welcome
Welcome to Crossword Clues!
Recently searched
Quibble over
(1)
Lecturer's help
(1)
Linear accelerator
(1)
Lecturer's place
(1)
Explorer Boone
(1)
Variant of a gene
(1)
Isolate during winter
(1)
Library admonition
(1)
Savior schindler
(1)
Cipher clerk's job
(1)
Sack
(18)
Textured like a beach
(1)
Moderate orange-yellow
(1)
Shellackings
(2)
Turntable pros
(1)