PIGMENT EPITHELIUM

the sole cuboidal layer of pigmented cells which abuts the ends of the photoreceptors in the retina. The pigment within the cells lessens light...

PIPERIDINEDIONES

noun. a category of chemically corresponding drugs previously utilized for daytime sedation or the controlling of insomnia but no longer in typical clinical utilization....

PLACEBO EFFECT

a clinically substantial reaction to a therapeutically inert compound or non-particular remediation. It is now recognized that placebo effects comes along with the deliverance...

PLAQUE

noun. a minor patch or area of irregular tissue which generally has a unique appearance from the surrounding normal tissue.

PLAYGROUND DESIGN

the model of recreational areas for kids, that can impact their play behavior.

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