Nouns

(n)tuberculosis, TB, T.B.infection transmitted by inhalation or ingestion of tubercle bacilli and manifested in fever and small lesions (usually in the lungs but in various other parts of the body in acute stages)
(n)terabyte, TBa unit of information equal to 1000 gigabytes or 10^12 (1,000,000,000,000) bytes
(n)terabyte, tebibyte, TB, TiBa unit of information equal to 1024 gibibytes or 2^40 (1,099,511,627,776) bytes