3 definitions found From WordNet (r) 2.0 [wn]: Pt noun: a heavy precious metallic element; gray-white and resistant to corroding; occurs in some nickel and copper ores and is also found native in some deposits [syn: {platinum}, {atomic number 78}] From The Free On-line Dictionary of Computing (27 SEP 03) [foldoc]: pt 1. {point}. 2. The {country code} for Portugal. (1999-01-27) From Virtual Entity of Relevant Acronyms (Version 1.9, June 2002) [vera]: PT Payload Type (ATM)

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