A specimen of the species Archaeopteryx lithographica, being the earliest and most primitive known bird, representing a transition in the evolution of dinosaurs to birds.
archocystosyrinx
archosyrinx
benzhydroxamic
benzoxycamphor
bishydroxycoumarin
bishydroxycoumarin
noun
(organic chemistry) Synonym of dicumarol
camphocarboxylic
carbethoxy
carbethoxy
noun
(organic chemistry, especially in combination) The univalent radical -CO-OCH₂CH₃
carbethoxyl
carbethoxyl
noun
(organic chemistry) Alternative form of carbethoxy
carbomethoxy
carbomethoxy
noun
(organic chemistry, in combination) A methyl ester of a carboxylic acid when used as a substituent -CO₂-CH₃
carbomethoxyl
carbomethoxyl
noun
Alternative form of carbomethoxy
carboxyhemoglobin
carboxyhemoglobin
noun
(biochemistry) The stable complex of carbon monoxide with hemoglobin; it prevents the normal complexing with oxygen and thus leads to anoxia
chaetotaxy
chaetotaxy
noun
(zoology) The arrangement of, and study of arrangement of, chaetae (chitinous bristles) on a species or subspecies of animal, usually and especially an arthropod or annelid.
chalcedonyx
chalcedonyx
noun
(mineralogy) An agate formed of a white opaque chalcedony alternating with a greyish translucent chalcedony.
chartophylax
chartophylax
noun
(historical) An ecclesiastical officer in charge of official documents and records in the Greek Orthodox Church in Byzantine times.
chartophylaxes
chartophylaxes
noun
plural of chartophylax
cheiropompholyx
cheiropompholyx
noun
(medicine) pompholyx affecting the hand
chemoprophylaxis
chemoprophylaxis
noun
chemoprevention; the prevention of disease using food supplements or drugs.
chemotaxonomically
chemotaxonomically
adv
In terms of, or by means of, chemotaxonomy.
chemotaxonomy
chemotaxonomy
noun
(biochemistry, genetics) The classification or taxonomy of organisms based on differences and similarities in biochemistry, especially on differences in amino acid sequence in proteins that the organisms have in common.
chemotaxy
chiropompholyx
cholecystopexy
chondromyxoma
chondromyxoma
noun
(pathology) chondromyxoid fibroma
chondromyxosarcoma
chondromyxosarcoma
noun
(biology, medicine) A rare type of bone tumor with chondromatous, myxomatous, and sarcomatous features demonstrable on histopathology; it has been reported in various body parts.
chromoxylograph
chromoxylograph
noun
A woodcut produced in colour.
chromoxylography
chromoxylography
noun
The art or technique of producing chromoxylographs.
chronaxy
chronaxy
noun
Alternative form of chronaxie
chrysothrix
chylothorax
chylothorax
noun
An accumulation of chyle in the pleural cavity.
coxarthropathy
coyolxauhqui
cryptoxanthin
cryptoxanthin
noun
(organic chemistry) A xanthophyll pigment (a hydroxy derivative of carotene) that occurs widely in nature.
cyclohexadienyl
cyclohexadienyl
noun
(organic chemistry, especially in combination) Any univalent radical derived from cyclohexadiene.
cyclohexane
cyclohexane
noun
(organic chemistry) An alicyclic hydrocarbon, C₆H₁₂, consisting of a ring of six carbon atoms; a volatile liquid.
cyclohexanes
cyclohexanes
noun
plural of cyclohexane
cyclohexanol
cyclohexanol
noun
(organic chemistry) The alicyclic alcohol derived from cyclohexane by replacement of a hydrogen atom with a hydroxyl group
cyclohexanone
cyclohexanone
noun
(organic chemistry) The alicyclic ketone obtained from cyclohexane by the replacement of a methylene group by a carbonyl group.
cyclohexatriene
cyclohexatriene
noun
Synonym of benzene
any molecule composed of a ring of 6 carbon atoms with 3 double bonds
the theoretical resonance isomers of benzene
cyclohexene
cyclohexene
noun
(organic chemistry) A cyclic hydrocarbon containing six carbon atoms and one double bond; any of its derivatives.
cycloheximide
cycloheximide
noun
(organic chemistry) An agricultural fungicide produced by the bacterium Streptomyces griseus, widely used in biomedical research.
cyclohexyl
cyclohexyl
noun
(organic chemistry) The univalent radical derived from cyclohexane by the formal removal of a hydrogen atom.
cyclohexylamine
cyclohexylamine
noun
(organic chemistry) The primary amine derived from cyclohexane by replacing a hydrogen atom by an amino group; any derivative of this compound
cytopharynx
cytopharynx
noun
(cytology) A tube-like opening in the lateral surface of a ciliate, through which food is ingested.
cytopharynxes
cytopharynxes
noun
plural of cytopharynx
desoxycinchonine
dihdroxycholecalciferol
dihydroxyacetone
dihydroxyacetone
noun
(biochemistry) The only ketotriose
(organic chemistry) The compound CO(CH₂OH)₂ that has a number of industrial uses
dihydroxysuccinic
erythrocytorrhexis
erythroxylaceae
erythroxylaceous
erythroxylaceous
adj
(botany) Belonging or relating to the Erythroxylaceae.
ethoxycaffeine
exoerythrocytic
exoerythrocytic
adj
Outside of an erythrocyte
exothermically
exothermically
adv
In an exothermic manner
exothermicity
exothermicity
noun
(chemistry, physics, uncountable) The quality or state of being exothermic.
(countable) The release of heat during an exothermic reaction.
extraparochially
extraparochially
adv
Outside the limits of a parish.
extraphysiological
extrathermodynamic
extrathermodynamic
adj
Outside of the realm of thermodynamics.
flexographically
flexographically
adv
By means of flexography.
formaldehydesulphoxylic
haematoxylic
hematoxylic
hepatotoxicity
hepatotoxicity
noun
toxicity that damages the liver
hexachlorocyclohexane
hexachlorocyclohexane
noun
(organic chemistry) A six-chlorine substituted cyclohexane, a polyhalogenated compound used in pesticides
hexadactylous
hexadactylous
adj
(zoology) Having six fingers or toes.
hexahydroxycyclohexane
hexicology
hexicology
noun
Alternative form of hexiology
hexylresorcinol
hexylresorcinol
noun
(organic chemistry) A hexyl derivative of resorcinol that has anaesthetic, antiseptic and antihelmintic properties.
hydroextract
hydroextractor
hydroextractor
noun
A machine that uses a rotating drum to remove excess water from textiles.
hydroxamic
hydroxamic
adj
(organic chemistry) Describing any of several classes of compounds derived from oxoacids by replacing -OH by -NHOH; the N-hydroxy amides
hydroximic
hydroximic
adj
(organic chemistry) Describing any of several classes of oxoacids in which a double-bonded oxygen atom is replaced by a =N-OH or =N-OR
hydroxyacetic
hydroxybutyricacid
hydroxycorticosterone
hydroxydehydrocorticosterone
hydroxydesoxycorticosterone
hydroxylactone
hydroxylactone
noun
(organic chemistry) Any lactone that has a free hydroxy group
hydroxylic
hydroxylic
adj
(chemistry) Of, pertaining to, or containing hydroxyl groups
hypercomplex
hypercomplex
adj
(mathematics) Describing any of several types of higher-dimensional numbers having some characteristics of complex numbers.
noun
(mathematics) A hypercomplex number.
hyperoxymuriatic
hyperoxymuriatic
adj
(obsolete, chemistry) perchloric
hypertoxic
hypertoxic
adj
(rare, toxicology) Excessively toxic.
hypertoxicity
hypertoxicity
noun
The quality of being hypertoxic.
hypocathexis
hypotaxic
hypotoxic
hypotoxic
adj
Less than usually toxic
hypotoxicity
hypotoxicity
noun
The condition of being hypotoxic
hypoxanthic
hypoxemic
hypoxemic
adj
Relating to, or afflicted with, hypoxemia.
hypoxic
hypoxic
adj
(pathology) Of, pertaining to, or suffering from hypoxia.
Describing a breathing gas mixture that contains less than 21% oxygen.
ichthyotoxin
ichthyotoxin
noun
Any chemical compound that is toxic to fish.
Any toxin produced by fish.
ichthyotoxism
ichthyotoxism
noun
Poisoning by an ichthyotoxin (any poison produced from fish).
indoxylsulphuric
lexicographically
lexicographically
adv
(domain) From the perspective of lexicography.
(manner) In a lexicographical way.
(sequence) In lexicographical order.
lexicography
lexicography
noun
(countable) A dictionary, a lexicon, a wordbook.
(uncountable) The art or craft of compiling, writing, and editing dictionaries.
(uncountable, linguistics) The scholarly discipline of analysing and describing the semantic, syntagmatic and paradigmatic relationships within the lexicon (vocabulary) of a language and developing theories of dictionary components and structures linking the data in dictionaries.
lymphocytotoxin
lymphocytotoxin
noun
A toxin that has a specific destructive action on lymphocytes.
methoxychlor
methoxychlor
noun
(organic chemistry) A synthetic organochlorine used as an insecticide.
myxochondroma
myxochondroma
noun
An unusual benign tumor of cartilaginous skeletal tissues (bones, ligaments, and tendons) that is a type of chondroma with myxoid (mucoid) degeneration of chondrocytes.
myxochondrosarcoma
myxoenchondroma
myxophyceae
myxophycean
myxotheca
nephrocolopexy
nephrotoxicity
nephrotoxicity
noun
The state or condition of being nephrotoxic; toxicity that damages kidneys.
nonexchangeability
nonexchangeability
noun
The property of not being exchangeable.
onychauxis
onychorrhexis
onychorrhexis
noun
(pathology) fingernail and toenail brittleness and breakage, such as may be due to excessive strong soap and water exposure, nail polish remover, hypothyroidism, anemia, anorexia nervosa or bulimia, or after oral retinoid therapy.
orchidopexy
orchidopexy
noun
(surgery) Alternative form of orchiopexy
orchiopexy
orchiopexy
noun
(surgery) A procedure for fixation of a testis, often to move an undescended testicle into the scrotum and keep it there.
orthodoxically
orthodoxically
adv
In an orthodoxical manner.
oxyacanthin
oxyacanthine
oxyacanthine
noun
(organic chemistry) berbine
oxyacanthous
oxyanthracene
oxycamphor
oxycamphor
noun
An oxidation product of camphor, used in treating dyspnea.
oxycephalic
oxycephalic
adj
Of or relating to oxycephaly.
oxycephalism
oxycephalism
noun
Synonym of oxycephaly
oxycephalous
oxycephaly
oxycephaly
noun
A kind of cephalic disorder: sometimes the premature closure of the coronal suture plus any other suture, such as the lambdoid; sometimes the premature fusing of all sutures.
oxychlorate
oxychloric
oxychloric
adj
(chemistry) Containing both oxygen and chlorine.
oxychlorid
oxychloride
oxychloride
noun
(inorganic chemistry) A ternary compound of oxygen and chlorine.
oxychlorine
oxycholesterol
oxychromatic
oxychromatin
oxychromatinic
oxyhemocyanin
oxyhemocyanin
noun
(biochemistry) The blue pigment that is an oxygenated form of hemocyanin
oxyhexactine
oxyhydric
oxynaphthoic
oxyophitic
oxyphilic
oxyphilic
adj
Having an affinity for oxygen.
oxyphthalic
oxyrhynch
oxyrhynchid
oxyrhynchous
oxyrhynchus
oxyrhynchus
noun
(ichthyology) Mormyrus kannume
(ichthyology) a fish with a pointed snout
oxyrrhyncha
oxyrrhynchid
oxytricha
phacoanaphylaxis
phacoanaphylaxis
noun
(pathology) anaphylaxis to proteins released from the lens of the eye; the inflammation caused by this
phenylglyoxylic
phycoxanthin
phycoxanthin
noun
(dated) A yellowish colouring matter found in certain algae.