Words in english starting with P

• pericardial cavity — Noun – English ～ the space between the layers of the pericardium that contains fluid that lubricates the membrane surfaces and allows easy heart movement
• pericardial — Adjective – English ～ located around the heart or relating to or affecting the pericardium; "pericardial space"
• pericarditis — Noun – English ～ inflammation of the pericardium
• pericardium — Noun – English ～ a serous membrane with two layers that surrounds the heart
• parietal pericardium — Noun – English ～ the tough outermost layer of the pericardium that is attached to the diaphragm and the sternum
• pericarp — Noun – English ～ the ripened and variously modified walls of a plant ovary
• pericementoclasia — Noun – English ～ pus pocket formation around a tooth
• periclase — Noun – English ～ a white solid mineral that occurs naturally as periclase; a source of magnesium
• pericles — Noun – English ～ Athenian statesman whose leadership contributed to Athens' political and cultural supremacy in Greece; he ordered the construction of the Parthenon (died in 429 BC)
• peridinian — Noun – English ～ flagellate with a thick test composed of plates
• Peridiniidae — Noun – English ～ marine and freshwater dinoflagellates
• Peridinium — Noun – English ～ type genus of the family Peridiniidae
• peridium — Noun – English ～ outer layer of the spore-bearing organ in many fungi
• peridot — Noun – English ～ a pale green variety of chrysolite; used as a gemstone
• peridotite — Noun – English ～ a dark coarse-grained igneous rock consisting principally of olivine
• perigee — Noun – English ～ periapsis in Earth orbit; the point in its orbit where a satellite is nearest to the Earth
• perigon — Noun – English ～ an angle of 360 degrees
• perigonal — Adjective – English ～ of or relating to a perigone
• perigone — Noun – English ～ collective term for the outer parts of a flower consisting of the calyx and corolla and enclosing the stamens and pistils
• perigonium — Noun – English ～ collective term for the outer parts of a flower consisting of the calyx and corolla and enclosing the stamens and pistils

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