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English thesaurus
Dual Operating System
softw., abbr.	DOS

Dual : 329 phrases in 46 subjects

Agriculture	1
American usage, not spelling	2
Archiving	1
Artillery	1
Astronautics	7
Audit	1
Automobiles	3
Aviation	28
Chemistry	1
Communications	2
Computer networks	1
Computers	2
Construction	4
Diplomacy	6
Economics	14
Education	1
Electronics	1
Environment	2
Finances	2
General	15
Human rights activism	1
ICAO	1
Immigration and citizenship	1
Information security and data protection	1
Information technology	30
Labor law	3
Law	24
Mathematics	5
Mechanic engineering	1
Metallurgy	1
Microelectronics	12
Microsoft	2
Military	72
Nanotechnology	2
Nautical	1
Navigation	1
Oil and gas	31
Physics	1
Polymers	2
Religion	1
Robotics	4
Soil science	1
Space	1
Technology	28
Telecommunications	5
Transport	2