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English thesaurus
Terrestrial Class
NASA, abbr.	TC

Terrestrial : 31 phrases in 14 subjects

Biology	1
Climatology	1
Economics	2
Entomology	1
Environment	4
General	2
Geography	1
Name of organization	3
Oil / petroleum	1
Radio	3
Remote sensing	5
Satellite communications	2
United Nations	3
Veterinary medicine	2