say it: ter-uh-BAHYT
terabyte is a noun meaning "a unit of information equal to 1000 gigabytes or 10^12 (1,000,000,000,000) bytes". It carries 2 recorded senses.
a unit of information equal to 1000 gigabytes or 10^12 (1,000,000,000,000) bytes
a unit of information equal to 1024 gibibytes or 2^40 (1,099,511,627,776) bytes
Forms marked · are formed by the regular rule rather than recorded in the source data. English keeps a few hundred irregulars and the rest follow the pattern, so the rule is right far more often than not — but it is a rule, and the mark says so.
Definitions, synonyms and semantic relations for terabyte come from Princeton University’s WordNet. The pronunciation comes from the CMU Pronouncing Dictionary. Commonness is measured against a corpus of everyday English. Full sources and licences.