Technology / Aviation / Jet A: A kerosene-type turbine engine fuel similar to the military JP-5. It has very low vapor pressure and a relatively high flash point.
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Science / Psychiatry / Pareidolia: vivid imagery that occurs whilst looking at a poorly structured background MORE
Entertainment / Literature / Pardons: Another term for papal indulgences. See discussion under pardoner. MORE
Entertainment / Literature / Pardoner: An individual licensed by the medieval church to sell papal indulgences (i.e., 'pardons'), official documents excusing the recipient from certain acts of penitence and alleviating the sinner's punishm MORE
Science / Biology / Parenchyma: One of the three major cell types in plants. Parenchyma cells have thin, usually multisided walls, are unspecialized but carry on photosynthesis and cellular respiration and can store food; form the b MORE
Life Style / Adoption / Parens Patriae Doctrine : Originating in feudal England, a doctrine that vests in the state a right of guardianship of minors. This concept has gradually evolved into the principle that the community, in addition to the parent MORE