-
academic & science | chemistry
-
community | museums
-
computing | file extensions
-
miscellaneous | unclassified
-
medical | laboratory
-
Machine-oriented Language
governmental | military
-
academic & science | mathematics
-
regional | airport codes
-
governmental | state & local
-
miscellaneous | unclassified
-
miscellaneous | unclassified
-
business | london stock exchange
-
business
-
computing | software
-
internet | chat
-
internet | chat
-
regional | language codes (3 letters)
-
governmental | nasa
-
miscellaneous | unit measures
-
business | toronto stock exchange
-
academic & science | architecture
-
miscellaneous | unclassified
-
business | companies & firms
-
miscellaneous | construction
-
computing | software
-
miscellaneous | awards & medals
-
miscellaneous | unclassified
-
business
-
miscellaneous | unclassified
-
Manned Orbiting Laboratory
medical | laboratory
-
community | clubs
-
academic & science
-
miscellaneous | unclassified
-
miscellaneous | unclassified
-
business
-
business | asx symbols