The meaning of the Acronym PHD is...

PHD is

• P-Helicity Decoupling Scheme (P=Momentum)

More Meanings For PHD:

• PolyHedra Database
• Professional Hardware Diagnostics
• Permament Head Damage
• Purveyor Of Hyped Drivel
• Pretty Hokey Dialogue
• Propitous Homely Dude
• Posts a Hundred times Daily
• Perfect Hot Date
• Pretty Heavy Dude
• Permanently Head Damaged
• Pretty Handsome Darling
• Philosophiae Doctor
• Post Hole Digging
• Press Here, Dummy
• Philippino Historical Dialogue

PHD is also in:

• Academic Degrees
• Architecture
• Chat
• Electronics
• File Extensions
• General
• Hardware
• Libraries