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BD (3)
BD (3)
ScnMaster
abbreviation for
blowdown
, a
Tone Arm
motion to the
left
made to
keep
the
needle
on the dial. It is associated with a vanishment of mental
mass
or
energy
in the
mind
of the
preclear
. It is a
period
of relief and
cognition
to the
preclear
while it is occurring and for a
moment
after
it stops.
See also TA in this glossary.
—
OEC
- A Talk On a
Basic
Qual
App Mar 91