Oxford Dictionary
ph.
a procedure adopted to deal with a situation
Oxford American Dictionary
ph.
undergoing the specified process
Oxford American Dictionary
ph.
undergoing the specified process
Oxford Dictionary
ph.
events or processes which are normal and to be expected
Oxford Dictionary
ph.
events or processes which are normal and to be expected
Oxford American Dictionary
ph.
an official who assists the judges in horse racing or motor racing
Oxford Dictionary
ph.
the natural or expected thing
Oxford American Dictionary