diaphysis
The central shaft of any long bone.
An abnormal elongation of the axis of a flower or of an inflorescence.

diapophyses
plural of diapophysis

diapophysis
The dorsal transverse process of a vertebra

diapsid
Any of very many reptiles, of the subclass Diapsida, that have a pair of openings in the skull behind each eye

diapsids
plural of diapsid

diapyesis
suppuration

diareses
plural of diaresis

diaresis
Misspelling of diaeresis.

diarthra
plural of diarthrum

diarthroses
plural of diarthrosis

diarthrosis
A joint that can move freely in various planes

diarthrum
Part of the vertebra of metatherians

diaschisis
A sudden loss of function in a portion of the brain connected to but at a distance from a damaged area.

diastalsis
A form of peristalsis (as in the intestines) in which the wave of contraction is preceded by a period of inhibition

diastasis
A separation between two parts, such as separation of a bone, without fracture.
The property of being diastatic, i.e. having germinated.

diaster
A double star; applied to the nucleus of a cell, when, during cell division, the loops of the nuclear network separate into two groups, preparatory to the formation of two daughter nuclei.

diasters
plural of diaster

diathermies
plural of diathermy

diathermy
The generation of heat using high-frequency electromagnetic currents; especially the therapeutic production of heat in tissues in order to form coagulation

diazocyte
A diazotrophic cell

diazocytes
plural of diazocyte

diblastula
An embryonal sac having two cell layers, ectoderm and entoderm.

diblastulae
plural of diblastula

dichotypy
The occurrence of two different forms of the same organ on the same stock.

dickache
A pain or ache in the penis, particularly due to sexual arousal.

dickhead
The glans penis.
A jerk; a mean or rude person.
A stupid or useless person.

dickheads
plural of dickhead

dickhole
A man's urethra.
A contemptible person.

dickling
A penis before circumcision.
A small or diminutive penis.

dicklings
plural of dickling

dickskin
The visibility of veins on the skin of a well-developed muscular body.

dickstring
The suspensory ligament of the penis.

dickstrings
plural of dickstring

dicrocoelid
Any liver fluke of the family Dicrocoeliidae

dicrocoelids
plural of dicrocoelid

dicrocoeliid
Any liver fluke of the family Dicrocoeliidae

dicrocoeliids
plural of dicrocoeliid

dictyostele
A type of siphonostele, in which the vascular tissue in the stem forms a central cylinder around a pith, but with closely spaced leaf gaps.

dictyosteles
plural of dictyostele

diductor
A divaricator muscle in arthropomatous brachiopods

diductors
plural of diductor

diencephala
plural of diencephalon

diencephalon
The region of the human brain, specifically the human forebrain, that includes the thalamus, the hypothalamus, the epithalamus, the prethalamus or subthalamus, and the pretectum.

diencephalons
plural of diencephalon

diereses
plural of dieresis

dieresis
Alternative spelling of diaeresis.

diergism
The existence, in a single species, of two distinct ways of a structure or organ functioning.

diffusate
Material which, in a process of dialysis, has diffused or passed through the separating membrane.

diffusates
plural of diffusate

dilaceration
An angular distortion affecting a tooth.
The act or process of dilacerating; tearing to pieces.

dilacerations
plural of dilaceration

dilatator
A muscle that dilates any part; a dilator.

dilatators
plural of dilatator

dilator
Any nerve or muscle that causes part of the body to dilate.
Any drug that causes such dilation.
An instrument used to dilate an orifice or cavity.

dilators
plural of dilator

dimethyltryptamine
An N-methylated indoleamine derivative, a serotonergic hallucinogen found in several plants, especially Prestonia amazonica (Apocynaceae), and in mammalian brain, blood, and urine.

dimethyltryptamines
plural of dimethyltryptamine

dimoxyline
A muscle relaxant.

dinkle
penis

dinkles
plural of dinkle

dinokaryon
The eukaryotic nucleus of a dinokaryote

dinokaryons
plural of dinokaryon

diosmosis
The transfusion of a liquid through a membrane.

diphyodonty
The condition, in some animals, of having only one set of replacement teeth following a first erupted set.

diplococci
plural of diplococcus

diplococcus
A coccus that typically occurs in the form of two joined cells.

diploe
The thin layer of soft, spongy, or cancellate tissue between the bone plates which constitute the skull.
Synonym of mesophyll.

diploes
plural of diploe

diplogeneses
plural of diplogenesis

diplogenesis
The double formation of something that is normally single, such as a body organ.

diplokaryon
A tetraploid cell nucleus

diplokaryons
plural of diplokaryon

diplomyelia
A true duplication of the spinal cord in which there are two dural sacs with two pairs of anterior and posterior nerve roots.

diplosome
In cell biology, a pair of centrioles arranged perpendicularly, located near the nucleus. It is present in all eukaryotic cells except for higher plants. It plays an important role in mitosis.

diplosomes
plural of diplosome

diplosomite
diplosegment

diplosomites
plural of diplosomite

diplospory
gametophytic apomixis in which the megagametophyte arises from a cell of the archesporium

dipygi
plural of dipygus

dipygus
An individual with a congenital deformity where the body axis forks left and right partway along the torso, with the posterior end (pelvis and legs) duplicated.

discoblastula
A discoid blastula formed by cleavage of a meroblastic egg

discoblastulas
plural of discoblastula

discocyte
A discoid form of red blood cell.

discocytes
plural of discocyte

disdiaclast
One of the dark particles forming the doubly refracting disks (Z lines) of muscle fibres.

disdiaclasts
plural of disdiaclast

disgerminoma
A malignant neoplasm of the ovary composed of undifferentiated gonadal germinal cells

disgerminomas
plural of disgerminoma

dishydrosis
Misspelling of dyshidrosis.

disinsertion
A tear (rupture) near the periphery of the retina.

disinsertions
plural of disinsertion

dismotility
Alternative form of dysmotility.

disomies
plural of disomy

disomy
The normal state of a diploid eukaryotic cell or individual which has two members of a pair of homologous chromosomes in each nucleus. A normal chromosome is represented twice in a single cell.

dissepiment
partition (in an organ); septum

dissepiments
plural of dissepiment

distoclusion
An abnormal distal positioning of the lower jaw.

distoclusions
plural of distoclusion

distomolar
A supernumerary tooth located posterior to the third molar tooth

distomolars
plural of distomolar

distoversion
distal malposition of a tooth

diverticle
A turning; a byway.
A diverticulum.

diverticles
plural of diverticle

diverticula
plural of diverticulum

diverticulae
Misspelling of diverticula (“plural of diverticulum”).

diverticuli
Misconstruction of diverticula.

diverticulum
A small out-pouching of an organ wall such as the large intestine or urinary bladder.

diverticulums
plural of diverticulum

divisome
A contractile ring of polypeptides involved in bacterial cell division

divisomes
plural of divisome

dizi
A transverse flute with a buzzing membrane used in Chinese music, usually made of bamboo.

dizis
plural of dizi

djembe
A large, rope-tuned, skin-covered drum played with the bare hands, used in West African and some fusion music.

djembes
plural of djembe

djimbe
Alternative spelling of djembe.

djimbes
plural of djimbe

dodecadactyla
plural of dodecadactylum

dodecadactylum
The duodenum.

doeskin
Leather from the skin of a female deer or sheep.
The hide of a doe, as opposed to a buck.
A glove made of doeskin leather.
A very soft, close-napped fabric, especially of high quality.

doeskins
plural of doeskin

dogskin
Leather made from the skin of a dog, or from sheepskin in imitation of it.

dogskins
plural of dogskin

dolichoectasia
elongation and distension of an artery