pt

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Pt,

symbol for the element platinumplatinum
, metallic chemical element; symbol Pt; at. no. 78; at. wt. 195.084; m.p. 1,772°C;; b.p. 3,827±100°C;; sp. gr. 21.45 at 20°C;; valence +2 or +4.
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pt

(mechanics)

Pt

(chemistry)

pT

1. On drawings, abbr. for part.
2. On drawings, abbr. for point.

pt

(text, unit)

pt

(networking)
The country code for Portugal.