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proton ['prəʊtɒn, 'proʊtɑːn] n
phys.sc.	protone m

proton : 45 phrases in 14 subjects

Astronomy	2
Chemistry	1
Earth sciences	10
Electronics	2
Energy industry	1
Health care	1
Information technology	1
Life sciences	2
Measuring instruments	3
Medical	10
Natural sciences	2
Physical sciences	7
Physics	1
Technology	2