nucleoriboproteins
plural of nucleoriboprotein

nucleosol
The colloidal suspension of materials within a cell's nucleus

nucleosols
plural of nucleosol

nullizygote
A nullizygous cell or organism

nullizygotes
plural of nullizygote

nummulation
The arrangement of the red blood corpuscles in rouleaux, like piles of coins, as when a drop of human blood is examined under the microscope.

nummulations
plural of nummulation

nuocyte
A cell associated with the immune response

nuocytes
plural of nuocyte

nuque
The nape of the neck.

nuques
plural of nuque

nussy
The nose (in reference to penetration by a test swab).

nutukas
Traditional beak-nosed fur boot of the Sami people made from the skin from a reindeer's legs or sometimes head.

nyash
Ass, booty, buttocks, backside.

nyctalgia
pain that occurs only at night, especially pain associated with the bones due to syphilis

oangia
plural of oangium

oangium
An apocytial oogonium that forms oospores by free cell-formation, as in Saprolegnieae.

obcell
A hypothetical proto-organism consisting of a cup-shaped half-cell.

obcells
plural of obcell

obdormition
The sensation of numbness that occurs in a limb when it falls asleep due to pressure on a nerve.
Falling asleep; the condition of being asleep.

obduration
A hardening of the heart; hardness of heart.

obdurations
plural of obduration

obliqui
plural of obliquus

obliquus
An obliquus muscle; a muscle running obliquely.

obturacle
Alternative form of obturaculum.

obturacles
plural of obturacle

obturacula
plural of obturaculum

obturacule
Alternative form of obturaculum.

obturacules
plural of obturacule

obturaculum
A plug of connective tissue separating the hemocoels of the head and thorax of some lice

obturatorius
The obturator nerve

occipita
plural of occiput

occipitales
plural of occipitalis

occipitalis
A muscle of the head that arises from the lateral two-thirds of the superior nuchal lines and from the mastoid part of the temporal bone, inserts into the galea aponeurotica, and acts to move the scalp; it is sometimes considered to be part of the occipitofrontalis muscle.

occipitalisation
Connection with the occipital bone

occipitalisations
plural of occipitalisation

occipitalization
Alternative form of occipitalisation.

occipitalizations
plural of occipitalization

occipitofrontales
plural of occipitofrontalis

occipitofrontalis
A large flat muscle on each side of the vertex of the skull, consisting of an occipital portion (arising from the occipital and temporal bones) and a frontal portion that are separated by the epicranial aponeurosis, and serving to draw the scalp backwards, raising the eyebrows and wrinkling the forehead.

occiput
The back part of the head or skull.

occiputs
plural of occiput

occlusor
A muscle that closes an opening.

occlusors
plural of occlusor

octacube
24-cell

octacubes
plural of octacube

octeocyte
Misspelling of osteocyte.

odonotogenesis
Misspelling of odontogenesis.

odontectomies
plural of odontectomy

odontectomy
The extraction of a tooth that is partially enclosed by bone

odontiasis
Cutting of the teeth; dentition.

odontoblast
A cell on the outer surface of dental pulp that produces tooth dentin.

odontoblasts
plural of odontoblast

odontobothritis
alveolitis of the jaw

odontoclast
A form of osteoclast associated with absorption of the roots of deciduous teeth

odontoclasts
plural of odontoclast

odontocomplex
A complex of teeth or toothlike features

odontocomplexes
plural of odontocomplex

odontocyte
Synonym of odontoblast.

odontocytes
plural of odontocyte

odontode
A structure resembling a tooth on the surface of some animals

odontodysplasia
An abnormal development of the teeth, characterised by the deficient formation of enamel and dentin.

odontogenesis
The formation and development of teeth

odontogeny
The generation, or mode of development, of the teeth.

odontographies
plural of odontography

odontography
A scientific description of the teeth.

odontolithus
dental tartar; odontolith

odontology
The study of the structure and development of teeth.
The branch of dentistry dealing with abnormalities of teeth.

odontoloxia
A slanting or obliquity of the teeth.

odontomalacia
Abnormal softening of the teeth due to dysfunctional mineralization.

odontoneuralgia
Neuralgia affecting the nerves in a tooth.

odontoplast
Archaic form of odontoblast.

odontoplasts
plural of odontoplast

odontoplasty
A procedure that adjusts a tooth's size, shape or length through the selective removal of small amounts of enamel

odontorrhagia
bleeding from the socket after removal of a tooth

odontosection
An incision into a tooth

odontosections
plural of odontosection

odontotomy
The removal of gum tissue that overlays part of a tooth

odotopy
The mapping of odorants to specific parts of the brain where they are detected and recognized

odynophagia
Severe pain in the mouth or esophagus when attempting to swallow.

odynophagias
plural of odynophagia

odynphagia
Alternative form of odynophagia.

oenocyte
A large secretory cell found in clusters underlying the epidermis of larval abdominal segments.

oenocytes
plural of oenocyte

oenocytoid
A large cell, in the blood of some insects, that resembles an oenocyte

oenocytoids
plural of oenocytoid

oesophagalgia
pain, especially neuralgia, in the oesophagus

oesophagectomies
plural of oesophagectomy

oesophagectomy
The surgical procedure for the removal of all, or part of the oesophagus.

oesophagocele
A hernia of the mucous membrane of the oesophagus through its walls.

oesophagogastroanastomosis
Alternative form of esophagogastroanastomosis.

oesophagogastroscopies
plural of oesophagogastroscopy

oesophagogastroscopy
Alternative form of esophagogastroscopy.

oesophagogastrostomies
plural of oesophagogastrostomy

oesophagogastrostomy
Alternative form of esophagogastrostomy.

oesophagography
Alternative form of esophagography.

oesophagojejunostomies
plural of oesophagojejunostomy

oesophagojejunostomy
Alternative form of esophagojejunostomy.

oesophagomyotomy
Alternative form of esophagomyotomy.

oesophagoplasties
plural of oesophagoplasty

oesophagoplasty
Alternative spelling of esophagoplasty.

oesophagoscope
Alternative form of esophagoscope.

oesophagoscopes
plural of oesophagoscope

oesophagoscopies
plural of oesophagoscopy

oesophagoscopy
Alternative form of esophagoscopy.

oesophagospasm
Alternative form of esophagospasm.

oesophagostenosis
constriction of the oesophagus

oesophagostomies
plural of oesophagostomy

oesophagostomy
Alternative form of esophagostomy.

oesophagotomies
plural of oesophagotomy

oesophagotomy
Alternative form of esophagotomy.

oesteoclast
Alternative form of osteoclast.

oesteoclasts
plural of oesteoclast

ohaguro
The Japanese custom of blackening the teeth with a solution of iron filings and vinegar, especially popular between the Heian and Edo periods, from the 10th century until the late 19th century.

olfactor
A smelling organ; a nose or similar organ.

olfactors
plural of olfactor

oligoasthenospermia
Oligoasthenozoospermia.

oligodendoglioma
Misspelling of oligodendroglioma.

oligodendroblast
A form of glial cell that is a precursor of an oligodendrocyte

oligodendroblasts
plural of oligodendroblast

oligodendrocyte
Any of the cells of the oligodendroglia in the nervous system

oligodendrocytes
plural of oligodendrocyte

oligodendroglia
tissue (neuroglia) consisting of glial cells that are smaller than astrocytes and form the myelin sheath

oligodendrogliogenesis
The generation and development of oligodendroglia

oligodendroglioma
A glioma believed to originate from the oligodendrocytes of the brain or from a glial precursor cell.

oligodendrogliomas
plural of oligodendroglioma

oligodendroglion
A glial cell smaller than an astrocyte, that forms the myelin sheath for many axons

oligodendroma
Alternative form of oligodendroglioma.

oligodendromas
plural of oligodendroma

oligodontia
The absence of six or more teeth