1. (noun)technetium, Tc, atomic number 43 a crystalline metallic element not found in nature; occurs as one of the fission products of uranium Synonyms: atomic number 43, technetium
2. (noun)Trusteeship Council, TC a permanent council of the United Nations that commissions a country (or countries) to undertake the administration of a territory Synonyms: atomic number 43, technetium
Synonyms and Antonyms of TC 
