pi¹ /pī or pē/

1. The sixteenth letter (Π, π) of the Greek alphabet, corresponding to the Roman P
2. As a numeral, πˈ = 80, ˌπ = 80000
3. A symbol for the ratio of the circumference of a circle to the diameter, approx 3.14159 (mathematics)

pi- (or π-)meson noun

(also called pion) the source of the nuclear force holding protons and neutrons together (physics)

pi² /pī/ (informal)

Obtrusively religious, sanctimonious

A pious or sanctimonious person or talk

piˈ-jaw noun

1. Sermonizing
2. An admonition

PI

Private Investigator

P

Power

P

1. (as a medieval Roman numeral) 400
2. (on road signs, etc) parking
3. Pawn (in chess)
4. Phosphorus (chem)
5. Power (physics)
6. Pressure (physics)

P

1. Parking
2. Pastor
3. Pedal (music)
4. Peta-
5. Portugal (IVR)
6. Priest
7. Prince
8. Probationary (or provisional) driver (Aust)
9. Pula

Pˈ-plate noun (Aust)

One of two plates attached to a car signifying that the driver is a licensed probationary or provisional driver (a Pˈ-plater)

P or p /pē/

1. The sixteenth letter in the modern English alphabet, fifteenth in the Roman, corresponding to the Greek pi (Π, π), its sound a voiceless bilabial stop
2. Anything shaped like the letter P

Much used in designating Inland Revenue forms, eg P45 the form given to an employee changing jobs, carrying a statement of earnings to date in the current tax year, and deductions made from those earnings by the employer

P-Celt or P-Kelt noun

A speaker of P-Celtic (see under Celt)

mind one's p's and q's see under mind

P̄

(medieval Roman numeral) 400000

pie², pye or pi /pī/

1. Type confusedly mixed (printing)
2. A mixed state
3. Confusion

To reduce to pie

pion /pīˈon/

A pi-meson (see under pi¹)

pīonˈic adjective

• keek
• keeked
• keeker
• keekers
• keeking
• keeking-glass
• keeking-glasses
• keeks
• keel
• keelage
• keelages
• keelboat
• keelboats
• keeled
• keeler
• keelers
• keelhaul
• keelhauled
• keelhauling
• keelhaulings
• keelhauls
• keelie
• keelies
• keeling
• keelings