BTLA

AcronymDefinition
BTLAB and T Lymphocyte Attenuator (cells)
BTLABoard of Tax and Land Appeals (New Hampshire)
BTLABasal Temporal Language Area
BTLABelvedere-Tiburon Library Agency (est. 1955; Tiburon, CA)
BTLABrooklyn Town Library Association (Brooklyn, CT)
BTLABoone Tree Library Association (est. 1946; Tennessee and Virginia)