Pt

Multiple Entries:
  Pt    PT    platinum  

Concise Oxford English Dictionary © 2008 Oxford University Press:
Pt

▶abbreviation

• 1 Part.

• 2 (pt) pint.

• 3 (in scoring) point.

• 4 Printing point (as a unit of measurement).

• 5 (Pt.) Point (on maps).

• 6 (pt) port (a side of a ship or aircraft).

▶symbol the chemical element platinum.

Concise Oxford English Dictionary © 2008 Oxford University Press:
PT/piːˈtiː/

▶abbreviation Brit. physical training.

Concise Oxford English Dictionary © 2008 Oxford University Press:
platinum /ˈplatɪnəm/

▶noun

• 1 a precious silvery-white metal, the chemical element of atomic number 78, used in jewellery, electrical contacts, laboratory equipment, and industrial catalysts. (Symbol: Pt)

• 2 [as modifier] greyish-white or silvery like platinum.

– phrases
go platinum (of a recording) achieve sales meriting a platinum disc.

– origin C19: alt. of earlier platina, from Sp., dimin. of plata ‘silver’.