Pri is a see also of isdn.
pri
Translingual
Symbol
(
head)
The ISO 3166-1 three-letter (alpha-3) code for Puerto Rico.
ISO 3166-1
----
isdn
English
Noun
(
en noun)
(telecommunications, initialism) .
(chemistry, initialism) .
See also
* (telecommunications) BRI , PRI
Anagrams
*