A form of articulation that allows considerable change in position and spatial relationship between the articulated parts, and which bones move freely upon one another; diarthrosis.
abbotship
abbotship
noun
The state, term, or office of an abbot; abbacy.
abbotships
abbotships
noun
plural of abbotship
abdominohysterectomy
abdominohysterectomy
noun
(surgery) Removal of the uterus via an incision made in the abdominal wall rather than via the vagina.
abdominohysterotomy
abdominohysterotomy
noun
(surgery) An incision of the uterus, done through a surgical hole in the abdomen.
abdominothoracic
abdominothoracic
adj
Relating to the abdomen and the thorax, or chest.
abiotrophic
abiotrophic
adj
(medicine) Relating to or involving abiotrophy; relating to or involving the functional loss of an organ or cells not due to an injury.
abiotrophy
abiotrophy
noun
(medicine) Premature degeneration of cells or tissues, especially with genetic causes; loss of function of organ or cell, not due to injury.
abolishment
abolishment
noun
The act of abolishing; abolition; destruction.
abolishments
abolishments
noun
plural of abolishment
absinthol
absinthol
noun
(organic chemistry) A monoterpene ketone that is a major constituent of the essential oil of wormwood, C₁₀H₁₆O; thujone.
absinthole
abyssobenthonic
abyssolith
abyssolith
noun
(geology) A mass of igneous rock deep in the crust with no known bottom; a large batholith.
acanthion
acanthion
noun
(medicine) A point lying near the base of the nose; specifically, the point at the base of the anterior nasal spine that lies on the mesial line; tip of the anterior nasal spine.
acanthocephali
acanthodei
acanthodian
acanthodian
adj
Pertaining to Acanthodii.
noun
(zoology) A member of a group of extinct fish (Acanthodii) that existed from the Silurian to the Permian period.
acanthodidae
acanthodii
acanthodini
acanthoid
acanthoid
adj
Having the shape of a spine or thorn
acantholimon
acanthological
acanthological
adj
of or pertaining to acanthology
acantholysis
acantholysis
noun
(medicine) The loss of intercellular connections, resulting in loss of cohesion between keratinocytes, seen in diseases such as pemphigus vulgaris.
acanthomeridae
acanthophis
acanthopteri
acanthopteri
noun
(zoology) A group of teleostean fishes having spiny fins. See Acanthopterygii.
acanthopterygian
acanthopterygian
adj
(zoology) Similar to an acanthopterygian.
noun
(zoology) Any fish of the superorder Acanthopterygii.
acanthopterygii
acanthosis
acanthosis
noun
(pathology) A benign abnormal thickening of the stratum spinosum, or prickle cell, layer of the epidermis.
acanthotic
acanthotic
adj
Of or relating to acanthosis.
acatholic
acatholic
adj
not Catholic
accomplishment
accomplishment
noun
(grammar, semantics) The lexical aspect (aktionsart) of verbs or predicates that change over time until a natural end point.
Something accomplished; an achievement.
That which completes, perfects, or equips thoroughly; acquirement; attainment; that which constitutes excellence of mind, or elegance of manners, acquired by education or training.
The act of accomplishing; completion; fulfilment.
accomplishments
accomplishments
noun
plural of accomplishment
accomplisht
accomplisht
adj
Obsolete form of accomplished.
verb
(obsolete) simple past tense and past participle of accomplish
accountantship
accountantship
noun
The office or employment of an accountant.
aceanthrenequinone
acetaminophen
acetaminophen
noun
(Canada, US) A white crystalline compound used in medicine as an anodyne to relieve pain and reduce fever.
acetoamidophenol
acetomorphin
acetomorphine
acetomorphine
noun
heroin
acetophenetide
acetophenetide
noun
(organic chemistry) The N-acetyl derivative of a phenetidine
acetophenetidin
acetophenetidin
noun
phenacetin
acetophenetidine
acetophenin
acetophenine
acetothienone
acetothienone
noun
(organic chemistry) The ketone 1-thiophen-2-ylethanone
acetoxyphthalide
acetylcholine
acetylcholine
noun
(biochemistry) A neurotransmitter in humans and other animals. It is an ester of acetic acid and choline with chemical formula CH₃COOCH₂CH₂N⁺(CH₃)₃.
acetylcholinesterase
acetylcholinesterase
noun
(biochemistry) An enzyme that catalyzes the hydrolysis of the neurotransmitter acetylcholine into choline and acetic acid.
acetylcholinic
acetylcholinic
adj
(biochemistry) Of or relating to acetylcholine.
acetylmethylcarbinol
acetylmethylcarbinol
noun
(organic chemistry) acetoin
acherontic
acherontic
adj
Alternative form of Acherontic
acherontical
achillobursitis
achillobursitis
noun
(pathology) inflammation of a bursa near the Achilles tendon
achiote
achiote
noun
A tropical American evergreen shrub, Bixa orellana; the lipstick tree.
An orange-red dye obtained from this seed.
The seed of this tree used as a colouring or in Latin American cooking.
achiotes
achiotes
noun
plural of achiote
achitophel
achondrite
achondrite
noun
(astronomy, geology) Any stony meteorite that contains no chondrules
achondrites
achondrites
noun
plural of achondrite
achondritic
achondritic
adj
(geology) Of or pertaining to achondrites, a type of stony meteorite.
achondroplastic
achondroplastic
adj
(teratology) Of, related to, or suffering from achondroplasia.
achrodextrin
achrodextrin
noun
(biochemistry, cytology) A form of dextrin that is not colourable by iodine
achrodextrinase
achroiocythaemia
achroiocythemia
achroite
achroite
noun
(mineralogy) A colourless form of tourmaline
achromatiaceae
achromatic
achromatic
adj
(biology) Uncolored; not absorbing color from a fluid; -- said of tissue
(music) Having only the diatonic notes of the scale; not modified by accidentals.
(optics) Free from color; transmitting light without color-related distortion.
Being achromatic in subject
Containing components such as achromatic lenses and prisms, designed to prevent color-related distortion.
achromatically
achromatically
adv
In an achromatic manner.
achromaticity
achromaticity
noun
(optics) The state or quality of being achromatic.
achromatin
achromatin
noun
(biology) Tissue that is not stained by fluid dyes.
achromatinic
achromatinic
adj
(cytology, of a cell nucleus) Lacking the ability to be coloured by a stain.
achromatisation
achromatise
achromatise
verb
Non-Oxford British English standard spelling of achromatize.
achromatised
achromatised
verb
simple past tense and past participle of achromatise
achromatising
achromatising
verb
present participle of achromatise
achromatism
achromatism
noun
(optics) The state or quality of being achromatic; achromaticity.
Achromatopia.
The state of being free of colors, not emitting or separating into colors.
achromatisms
achromatisms
noun
plural of achromatism
achromatium
achromatizable
achromatization
achromatization
noun
The act or process of achromatizing.
achromatize
achromatize
verb
(transitive) To deprive of colour; to make achromatic.
(transitive) To remove chromatic aberration from an optical system
achromatized
achromatized
verb
simple past tense and past participle of achromatize
achromatizes
achromatizes
verb
Third-person singular simple present indicative form of achromatize
achromatizing
achromatizing
verb
present participle of achromatize
achromatolysis
achromatolysis
noun
(cytology) dissolution of achromatin
achromatophil
achromatophil
noun
(cytology) A cell (or tissue) that is not readily coloured by stains
achromatophile
achromatophile
adj
Being or relating to an achromatophil.
achromatophilia
achromatophilia
noun
(cytology) The condition of being an achromatophil
achromatophilic
achromatopia
achromatopia
noun
defective ability to see colours
achromatopsia
achromatopsia
noun
achromatopia
achromatosis
achromatosis
noun
(pathology) achromia, albinism
achromaturia
achromaturia
noun
(pathology) The lack of pigments (especially bile pigments) in the urine
achromobacterieae
achromotrichia
achromotrichia
noun
The absence (or loss) of pigmentation in the hair.
achroodextrin
achroodextrin
noun
Alternative form of achrodextrin
achroodextrinase
acidosteophyte
acidosteophyte
noun
(medicine) A sharp or needle-shaped osteophyte.
acocantherin
acocantherin
noun
Alternative form of acokantherin
acoenaesthesia
acoluthic
acoluthic
adj
Pertaining to a residual sense impression immediately following a stimulus, as with an afterimage
acousticophobia
acousticophobia
noun
Fear of noise.
acritochromacy
acritochromacy
noun
(archaic, medicine) Color blindness, achromatopsia.
acroaesthesia
acroaesthesia
noun
(pathology) hyperaesthesia, especially that affects the hands or feet
acroanesthesia
acroanesthesia
noun
Alternative form of acroanaesthesia
acroarthritis
acroarthritis
noun
(pathology) arthritis in the joints of the hands or feet
acrobatholithic
acrobatholithic
adj
Relating to the upward-projecting dome of a batholith
acrocorinth
acroesthesia
acroesthesia
noun
Alternative spelling of acroaesthesia
acrolith
acrolith
noun
(historical) An ancient Greek wooden statue furnished with a rupestral head and limbs.
acrolithan
acrolithan
Adjective
Relating to, or like, an acrolith.
acrolithic
acrolithic
adj
Relating to, or like, an acrolith.
acroliths
acroliths
noun
plural of acrolith
acromiothoracic
acromiothoracic
adj
thoracoacromial
acroparesthesia
acroparesthesia
noun
(medicine) severe pain in the extremities
acrophonetic
acrophonetic
adj
Of or pertaining to acrophony.
acrostichal
acrostichal
adj
(entomology, of bristles) Situated on the mesothorax of some dipteran flies
acrosticheae
acrostichic
acrostichic
adj
Being or relating to an acrostic.
acrostichoid
acrostichoid
adj
(botany, of a fern) Whose sori densely cover the underside of the frond like a felt, without visible gaps between them.
acrostichum
acrothoracica
acrotrophic
acrotrophic
adj
(biology, of an insect) Having nutritive cells at the top of the follicular tube
acrotrophoneurosis
actinautographic
actinautographic
adj
(obsolete, photography) That produces a developable impression on light-sensitive material without contact
actinautography
actinautography
noun
(obsolete, photography) The production of an actinautographic image
actiniochrome
actiniochrome
noun
A red to violet pigment present in some Actinozoa
actiniohematin
actiniohematin
noun
A pigment (mixture of cytochromes) present in the sea anemone Actinia equina
actiniomorpha
actinobranch
actinobranch
noun
(biology) An organ, in some anthozoans, that functions as a gill
actinobranchia
actinobranchia
noun
Alternative form of actinobranch
actinochemical
actinochemical
adj
Relating to actinochemistry.
actinochemistry
actinochemistry
noun
The science of chemistry and actinism.
actinograph
actinograph
noun
A recording actinometer.
actinographic
actinography
actinography
noun
measurement with an actinograph
actinomorphic
actinomorphic
adj
(botany, of a flower) Having its petals arranged in a radially symmetric fashion.
actinomorphous
actinomorphous
adj
(botany, of a flower) Having petals arranged in a radially symmetric pattern.
actinomorphy
actinomorphy
noun
The condition of being actinomorphic.
actinophone
actinophone
noun
An apparatus for the production of sound by the action of the actinic, or ultraviolet, rays.
actinophonic
actinophonic
adj
Relating to the production of sound by means of the actinic, or ultraviolet, rays.
actinophore
actinophore
noun
(biology) A cartilaginous spine that supports the fin rays of fish
actinophorous
actinophorous
adj
(biology) Having straight projecting spines
actinophryan
actinophrys
actinosphaerium
actinotherapeutic
actinotherapeutic
adj
Relating to actinotherapy.
actinotherapeutics
actinotherapeutics
noun
actinotherapy
actinotherapy
actinotherapy
noun
(medicine) The treatment of disease, especially skin disease, by exposure to ultraviolet light; radiotherapy.
actinotrichium
actinotrichium
noun
(zoology) Any of a group of hairlike fibres in the finfolds of fish larvae that develop into fin rays
actinotrocha
actinotrocha
noun
The larva of a phoronid.
actorish
actorish
adj
Of, pertaining to, or characteristic of an actor or theatrical acting; like an actor.
actorship
actorship
noun
The state or quality associated with being an actor.