Between Decks British designation for gun mountings that went through the deck while the guns themselves were above the deck Before World War I, all British Capital ships had secondary guns that mounted directly on the weather deck with nothing piercing the deck down into the ship below In the 1930s, new gun mounts were developed where the bulk of the mounting was below the weather deck The term "BD" was used to distinguish this sort of mounting from the previous ones See "UD" below
Blowdown An E-meter phenomenon where the needle moves offscale to the right and the TA setting must be reduced by at least 0 3 units to bring the needle back on scale This indicates a large release of charge
A term used in special education Describes students who have an unexplained inability to learn, have problems relating to other children and adults, continually exhibit inappropriate behaviors such as extreme anger, are severely depressed or who have a tendency to develop physical symptoms or fears about personal and school problems
Acronym that is used to refer to the body double intervention module This is a prescriptive role from the TSIRA that is used to decrease dissociation and help people experience their bodies in a healthy state