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English thesaurus
Per Os
abbr.	PO (Latin: by mouth, orally)
physiol., abbr.	PO (by mouth)
PER OS
abbr., physiol., med.	By mouth

Per: 646 phrases in 46 subjects

Accounting	11
Agriculture	45
Animal husbandry	1
Astronautics	1
Chemistry	18
Coal	3
Commerce	2
Communications	35
Construction	3
Cultural studies	1
Demography	2
Earth sciences	28
Economy	38
Electronics	59
Energy industry	11
Environment	9
Finances	44
Fish farming pisciculture	3
General	12
Government, administration and public services	4
Health care	10
Industry	30
Information technology	38
Insurance	3
Labor law	3
Law	2
Life sciences	2
Marketing	1
Materials science	1
Mathematics	1
Mechanic engineering	33
Medical	25
Metallurgy	10
Microsoft	11
Natural sciences	8
Nuclear physics	1
Oil / petroleum	2
Patents	1
Pharmacy and pharmacology	1
Physical sciences	12
Politics	1
Statistics	28
Taxes	1
Technology	54
Textile industry	1
Transport	36