As abbreviations the difference between perf and ma
is that perf is perforation or perforated. When followed by a number, eg, perf 14, this indicates the number of perforations per two centimetres while MA is massachusetts, a state of the United States of America.
As an acronym ma is
milli-arcsecond.
As a noun ma is
mother, mama.
As a proper noun Ma is
{{surname|common|from=Chinese}} of East Asian derivation.
perf
English
Abbreviation
(Abbreviation)
(head)
(philately) perforation or perforated. When followed by a number, eg, perf 14 , this indicates the number of perforations per two centimetres.
(grammar)
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ma
Translingual
Symbol
(
head)
The ISO 3166-1 two-letter (alpha-2) code for Morocco.
ISO 3166-1
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