Correct spelling for the English word "ITUTSB" is [ˈɪtʌtsb], [ˈɪtʌtsb], [ˈɪ_t_ʌ_t_s_b] (IPA phonetic alphabet).
ITUTSB is an acronym that does not have an established or widely recognized dictionary definition as it is not a standard term or abbreviation used in the English language. It appears to be a combination of letters that may have been used in a specific context or by a particular group or organization. Without additional information regarding the context in which this term is used or its origin, it is difficult to provide a precise definition.
It is possible that ITUTSB could be an acronym created by a specialized group or community to represent their specific organization, concept, or phrase. In order to accurately define ITUTSB, more information is needed, such as the field or industry it relates to or any related context that could help determine its meaning.
Without additional knowledge, it is challenging to provide a dictionary definition of ITUTSB. It is crucial to recognize that acronyms and abbreviations can have various meanings in different contexts, so it is always important to clarify the specific meaning intended when encountering unfamiliar terms.