The acronym "LGBTT" is not a commonly used or widely recognized acronym within the context of the lesbian, gay, bisexual, transgender, and transsexual (LGBT ) community. The most commonly used acronym to represent the diverse identities within the LGBT community is "LGBT" or "LGBTQ ," with the "Q " representing the inclusion of other identities such as queer, questioning, intersex, and more.
The acronym "LGBTT" may be used in specific contexts or regions to include additional identities or to highlight particular aspects of the community. However, it is important to note that the specific meaning of "LGBTT" can vary, and it may not be universally understood. In general, it is best to use the more widely recognized and inclusive acronyms like LGBT or LGBTQ to represent the diverse range of sexual orientations, gender identities, and gender expressions within the community.