pitchcapping
A form of torture used against suspected rebels during the period of the Irish Rebellion of 1798, in which hot pitch or tar was poured into a conical paper "cap", which was then forced onto the bound suspect's head, allowed to cool, and rapidly removed, taking with it a portion of the skin.

pitline
A line of pits, typically on a bone

pitlines
plural of pitline

pituicyte
A small branching cell in the posterior lobe of the pituitary gland

pituicytes
plural of pituicyte

pituitarism
Pituitary dysfunction.

pituitarisms
plural of pituitarism

placode
A platelike thickening of the epithelial layer of an embryo from which an organ, especially a sense organ, develops.

plagiocephalies
plural of plagiocephaly

plagiocephalism
Synonym of plagiocephaly.

plagiocephaly
A congenital condition where the skull suffers an oblique malformation.

plakea
A curved plate of cells formed during the development of chlorophytes of the family Volvocaceae

plakeas
plural of plakea

planozygote
A mobile zygote.

planozygotes
plural of planozygote

planta
The sole of the foot.

plantae
plural of planta

plantaflexor
Alternative form of plantarflexor.

plantaflexors
plural of plantaflexor

plantarflexor
Any muscle involved in plantarflexion.

plantarflexors
plural of plantarflexor

plantaris
A muscle running at the posterior compartment of the calf from the knee to over the hump of the heel.

planula
In embryonic development, a vesicle filled with fluid, formed from the morula by the divergence of its cells in such a manner as to give rise to a central space, around which the cells arrange themselves as an envelope; an embryonic form intermediate between the morula and gastrula.
The larva of a hydrozoan, which is free-swimming and covered in cilia.

planulae
plural of planula

plasmablast
A stem cell that develops into a plasma cell

plasmablasts
plural of plasmablast

plasmacyte
A plasma cell

plasmacytes
plural of plasmacyte

plasmacytogenesis
The creation and development of plasmacytes

plasmadynamics
The scientific study of the motion of plasma.

plasmagene
A gene located in granules of the cytoplasm of a cell

plasmagenes
plural of plasmagene

plasmalemma
The cell membrane.

plasmalemmae
plural of plasmalemma

plasmalemmas
plural of plasmalemma

plasmalemmata
plural of plasmalemma

plasmapharesis
Misspelling of plasmapheresis.

plasmaphereses
plural of plasmapheresis

plasmapheresis
A procedure in which whole blood is removed from a donor or patient and centrifuged to isolate blood cells that are resuspended in a compatible solution and re-injected into the donor or patient.

plasmasphere
The inner region of the magnetosphere, containing relatively cold, dense plasma, above the ionosphere

plasmaspheres
plural of plasmasphere

plasmatocyte
A a type of hemocyte, involved primarily in phagocytosis of pathogens or debris.

plasmiductant
A cell formed by plasmiduction

plasmiductants
plural of plasmiductant

plasmochemistry
chemistry within a plasma (state of matter)

plasmocyte
A plasma cell.

plasmocytes
plural of plasmocyte

plasmogony
The generation of an organism from plasma.

plasmolipin
A transmembrane plasma lipoprotein

plasmotomy
A form of asexual reproduction, in protozoa, in which a multinucleate cell divides into similar daughter cells without mitosis.

plastidome
The entirety of the plastids of a cell.

plastidomes
plural of plastidome

plastinate
A body, or body part, preserved by means of plastination.

plastinates
plural of plastinate

plastiskin
synthetic skin, especially that of an android.

plastonema
A filament the surrounds a plastosome (organelle).

plastonemas
plural of plastonema

plastosome
Any of various organelles found within a cell, especially a mitochondrion.

plastosomes
plural of plastosome

platetrope
One of a pair of a paired organ.

platyspondyly
flattening of the vertebrae

plectenchyma
The tissue (prosenchyma or pseudoparenchyma) of a fungus.

plectenchymas
plural of plectenchyma

plectenchymata
plural of plectenchyma

plectostele
A type of protostele in which the two types of vascular tissue in the stem are intermingled.

plectosteles
plural of plectostele

plegaphonia
Alternative form of plegaphony.

plegaphony
The auscultation of the thorax while percussion is practised over the larynx.

pleosomite
pleonite

pleosomites
plural of pleosomite

plesiohedra
plural of plesiohedron

plesiohedron
A special kind of space-filling polyhedron, defined as the Voronoi cell of a symmetric Delone set. Three-dimensional Euclidean space can be completely filled by copies of any one of these shapes, with no overlaps.

pleura
Each of a pair of smooth serous membranes which line the thorax and envelop the lungs in humans and other mammals.
A lateral part in an animal body or structure.

pleurae
plural of pleura

pleuralgia
Pain in the side or region of the ribs.

pleuralgias
plural of pleuralgia

pleuralin
A cell wall protein present in diatoms of the genus Cylindrotheca

pleuralins
plural of pleuralin

pleurapophyses
plural of pleurapophysis

pleurapophysis
A process on a vertebra that is essentially a vertebral rib.

pleuras
plural of pleura

pleurenchyma
A tissue consisting of long and slender tubular cells, of which wood is mainly composed.

pleurocoel
One of a set of hollow depressions on the lateral portions of the vertebrae in dinosaurs, which served to decrease the weight of these bones without sacrificing strength.

pleurocoels
plural of pleurocoel

pleurocystidia
plural of pleurocystidium

pleurocystidium
A relatively large cell found on the gill face of a basidiomycete

pleurography
radiography of the abdomen after injecting a contrast medium

pleurokinesis
lateral movement in the jaws of some dinosaurs

pleurolith
A concretion in the pleural cavity; a pleural calculus.

pleuroliths
plural of pleurolith

pleuron
A lateral sclerite of a thoracic segment of an arthropod between the tergum and the sternum.

pleuroperitoneum
The pleural and peritoneal membranes, or the membrane lining the body cavity and covering the surface of the enclosed viscera; the peritoneum; used especially in the case of those animals in which the body cavity is not divided.

pleuropneumonectomies
plural of pleuropneumonectomy

pleuropneumonectomy
Removal of a lung together with the parietal pleura

pleurostea
plural of pleurosteon

pleurosteon
The anterolateral piece which articulates the sternum of birds.

plexi
A Plexiglas guitar.

plexis
plural of plexi

plexoradiculoneuropathies
plural of plexoradiculoneuropathy

plexoradiculoneuropathy
Any radiculoneuropathy that affects the brachial or lumbosacral plexus

plexotomies
plural of plexotomy

plexotomy
incision into a plexus

plexus
A network of anastomosing or interwoven nerves, blood vessels, or lymphatic vessels.
An interwoven combination of parts or elements in a structure or system.
An interwoven combination of parts or elements in a structure or system.

plexuses
plural of plexus

plicidentine
A form of dentin which shows sinuous lines of structure in a transverse section of the tooth.

plicidentines
plural of plicidentine

plicometry
The estimation of body mass by measurement of subcutaneous adipose tissue

plithotaxis
migration of a cell such that shear stress is minimised

plue
The value of a full-sized beaver skin.

plumicorn
An ear tuft of feathers, as in the horned owls.

pneumatocele
A hernia or air-filled cyst within the lung.
A gaseous swelling, especially within the scrotum.

pneumatoceles
plural of pneumatocele

pneumatocoel
Misspelling of pneumatocele.

pneumatonometry
Misspelling of pneumotonometry.

pneumatothorax
Alternative form of pneumothorax.

pneumectomies
plural of pneumectomy

pneumectomy
Synonym of pneumonectomy.

pneumo
Pneumothorax.

pneumoallergen
An allergen in the lungs or respiratory tract

pneumoallergens
plural of pneumoallergen

pneumocenteses
plural of pneumocentesis

pneumocentesis
centesis of a lung, typically to remove fluid