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, Ψrd
1. Upper case psi, the 23rd letter of the Greek alphabet.
2. Symbol for pseudouridine; psychology.


1. The 23rd letter of the Greek alphabet (ψ).
2. (ψ) Symbol for pseudouridine; pseudo-; wave function; the dihedral angle of rotation about the C1-Cα bond associated with a peptide bond.
3. Pounds per square inch.


pulmonary stenosis.


abbreviation for picosecond.


Abbreviation for:
pain score 
pap smear
papillary serous
paraffin section
paradoxical sleep
partial saturation
partial seizure
passive smoking
pathological stage
patient survey, see there 
peak systolic
per second
performance score
performance status
personal service personality scale
Pharmaceutical Services  
phosphatidyl serine
physical status
physiologic saline
pituitary stalk
plastic surgery
population spike
postmaturity syndrome
presenting symptom
pressure sore
pressure support
primitive streak
prognostic score
protamine sulphate
protein S
psychogenic seizure
pubertal stage
pulmonary sarcoidosis
pulmonary stenosis
pulmonary surfactant
pyloric sphincter
pyloric stenosis
pyriform sinus


the three Ps Endocrinology The association of pituitary adenoma, pancreatic neoplasia and parathyroid adenoma in multiple endocrine neoplasm, type I. See MEN 1 STD Permissiveness, promiscuity, ' pill'–3 factors associated with ↑rates of STDs in the 1960s.
References in periodicals archive ?
Software company Adobe Systems Incorporated (Nasdaq:ADBE) announced on Tuesday the availability of the Adobe Photoshop Touch apps, including Adobe Color Lava, Adobe Eazel and Adobe Nav, for Apple iPad in the Apple App Store.
Photoshop touches virtually all the inspirational imagery that surrounds us: the high-impact logo on your morning cup of coffee; the new app you download on your iPhone; the sleek design of your running shoes; the Hollywood blockbuster that you ll see tonight.
The Photoshop Hall of Fame, formed by the National Association of Photoshop Professionals, seeks to honor and recognize those individuals whose contributions to the business, education, development, and art of Adobe Photoshop have enduring value.
The Photoshop CS6 beta is available immediately as a free download in English and Japanese.
Adobe Photoshop Seminar Tour 3, cosponsored by Adobe Systems, is the nation's most popular Photoshop training seminar.
People will be amazed with what they can create on the iPad using Photoshop Touch," said David Wadhwani, senior vice president and general manager, Digital Media Business Unit, Adobe.
While designed for the Photoshop professional, NAPP is not just for experts, assures Kelby.
Adobe Photoshop Elements 9 Guided Edits offer easy-to-follow, step-by-step instructions for creating artistic effects such as Out of Bounds for making photos leap off the page, Pop Art for creating retro-style images, or Perfect Portraits for easy retouching.
Current Photoshop CS5 owners can download a free update to enable new interaction between Photoshop and tablet devices.
This year's Photoshop World has an exciting fashion-meets-Photoshop theme that must be experienced
Using the Touch SDK, Adobe has developed three initial Photoshop CS5 companion apps for Apple iPad: Adobe Color Lava for Photoshop, Adobe Eazel for Photoshop and Adobe Nav for Photoshop.
Photoshop users, photographers and students from around the world will now have the opportunity to learn from the industry's best and brightest instructors at Photoshop World, even if they cannot attend all three jam-packed days of training.