(obsolete, chemistry) any atom or group which, when added to a chromophore, causes a bathochromic shift in its spectrum
auxochromic
auxochromic
adj
Relating to an auxochrome
auxochromism
auxochromous
auxograph
auxographic
auxohormone
auxotroph
auxotroph
noun
Any microorganism that has lost the ability to synthesize an organic compound required for its growth, usually as a result of mutation
auxotrophic
auxotrophic
adj
(biology) Describing a strain of organism that requires a specific metabolic substance that the parent organism was able to synthesize by itself
auxotrophies
auxotrophies
noun
plural of auxotrophy
auxotrophy
auxotrophy
noun
(biology) The inability of a microorganism to synthesize an organic compound required for its growth, often as a result of mutation.
axonophorous
axonophorous
adj
Belonging to the Axonophora.
bishydroxycoumarin
bishydroxycoumarin
noun
(organic chemistry) Synonym of dicumarol
chateauroux
chteauroux
countercathexis
countercathexis
noun
(psychology) The suppression or repression of mental energy.
dihydroxysuccinic
dihydroxytoluene
erythroxylaceous
erythroxylaceous
adj
(botany) Belonging or relating to the Erythroxylaceae.
erythroxylum
exauthorate
exauthorate
verb
(obsolete) To deprive of authority or office; to depose or discharge.
exauthorize
exauthorize
verb
(obsolete, transitive) To deprive of authority.
exauthorizeexc
executorship
executorship
noun
the office or position of an executor
exhumator
exhumator
noun
One who exhumes or disinters.
exhumatory
exhumatory
adj
Relating to exhumation or disinterment.
exothermous
extrahazardous
formaldehydesulphoxylate
formaldehydesulphoxylate
noun
A salt or ester of formaldehydesulphoxylic acid.
formaldehydesulphoxylic
foxborough
hemopneumothorax
hemopneumothorax
noun
(medicine) pneumothorax and hemothorax occurring together
herstmonceux
heteroauxin
heteroauxin
noun
A growth-promoting hormone, 3-indoleacetic acid, occurring in some plants.
heteroauxins
heteroauxins
noun
plural of heteroauxin
heteroduplex
heteroduplex
noun
(biochemistry) A nucleic acid composed of two chains with each derived from a different parent molecule
verb
To form such a compound by genetic recombination
heterosexual
heterosexual
adj
Sexually attracted to members of the opposite sex.
noun
A heterosexual person, or other heterosexual organism.
heterosexuality
heterosexuality
noun
Sexual activity with a person of the opposite sex.
The state of being sexually and romantically attracted primarily or exclusively to persons of the opposite sex.
heterosexually
heterosexually
adj
In a heterosexual way.
heterosexuals
heterosexuals
noun
plural of heterosexual
heteroxenous
heteroxenous
adj
(biology) parasitic to two different types of host (typically as part of a complex life cycle)
hexachronous
hexafluoride
hexafluoride
noun
(chemistry) any fluoride containing six fluorine atoms in each molecule
hexamerous
hexamerous
adj
(botany) In six parts; occurring in sixes.
hexandrous
hexandrous
adj
Alternative form of hexandrian
hexapterous
hexapterous
adj
(botany) Having six wing-like processes or extensions
hexaspermous
hurstmonceux
huxford
hydropneumothorax
hydropneumothorax
noun
(medicine) The presence of both fluid and air in the pleural cavity
hydroxyanthraquinone
hydroxyanthraquinone
noun
(organic chemistry) Any of several organic compounds that can be viewed as derivatives of an anthraquinone through replacement of one hydrogen atom by a hydroxyl group.
hydroxybutyricacid
hydroxyurea
hydroxyurea
noun
(organic chemistry) The hydroxylated derivative of urea, NH₂CO-NHOH, used as an antineoplastic drug; any N- or O- derivative of this compound
hydroxyureas
hydroxyureas
noun
plural of hydroxyurea
hyperanxious
hyperanxious
adj
Very anxious
hyperoxymuriate
hyperoxymuriate
noun
(chemistry, obsolete) Any perchlorate.
hyperoxymuriatic
hyperoxymuriatic
adj
(obsolete, chemistry) perchloric
indoxylsulphuric
methoxyflurane
methoxyflurane
noun
(pharmaceutical drugs) An inhalational anaesthetic of the 1960s and early 1970s, now largely abandoned because of detrimental effects on the kidneys.
oophorauxe
overexhaust
overexhausted
overexhausting
overexhausts
oxyanthraquinone
oxyrhinous
oxyrhynchous
oxyrhynchus
oxyrhynchus
noun
(ichthyology) Mormyrus kannume
(ichthyology) a fish with a pointed snout
pneumohemothorax
pneumohemothorax
noun
hemopneumothorax
pneumohydrothorax
pneumopyothorax
pneumothorax
pneumothorax
noun
(medicine) Presence of air inside the pleural cavity, usually caused by injury either to the lung or the chest wall.
preexhaustion
purpuroxanthin
purpuroxanthin
Noun
1,3-dihydroxyanthraquinone
pyopneumothorax
pyopneumothorax
noun
(medicine) The accumulation of air (or other gas) and pus in the pleural cavity.
pyrrhuloxia
pyrrhuloxia
noun
Cardinalis sinuatus (desert cardinal), a North American bird with grey and red plumage
roxburgh
roxburgh
Proper noun
a village in the Scottish Borders, Scotland
an ancient royal burgh near the village which was destroyed in 1460
a town in Central Otago, New Zealand.
roxburghe
roxburghiaceae
roxburghshire
roxburghshire
Proper noun
a historic county of Scotland abolished in 1975, and now a part of the Scottish Borders council area.
seropneumothorax
thoroughwax
thoroughwax
noun
An umbelliferous plant (Bupleurum rotundifolium) with perfoliate leaves.
The thoroughwort.
thunderbox
thunderbox
noun
(by extension, chiefly Australia, Britain, slang) Any lavatory or toilet, especially a rudimentary outdoor latrine or toilet, or an outhouse.
(military, obsolete) A blunderbuss; also, a cannon.
(slang) A chamber pot enclosed in a box; a portable commode.
(theater) A box of metal balls which is shaken to create a thunder sound effect.
toxophorous
trisulphoxid
trisulphoxide
ulothrix
ultraorthodox
ultraorthodox
adj
Very orthodox, chiefly among Jewish sects.
ultraorthodoxy
ultraorthodoxy
noun
The quality of being ultraorthodox.
unexhortative
unexhorted
unexhorted
adj
Not exhorted.
unlexicographical
unlexicographically
unorthodox
unorthodox
adj
Unusual, unconventional, or idiosyncratic.
unorthodoxically
unorthodoxly
unorthodoxly
adv
In an unorthodox manner, unconventionally.
unorthodoxness
unorthodoxness
noun
The quality of being unorthodox.
unorthodoxy
unorthodoxy
noun
Lack of orthodoxy; the quality or state of being unorthodox
urechitoxin
urechitoxin
noun
(organic chemistry) A poisonous glucoside found accompanying urechitin.
urethrosexual
urethrosexual
adj
(anatomy) Relating to the urethra and the sex organs.
urethrostaxis
uroxanthin
uroxanthin
noun
(obsolete) The yellow pigment in urine.
xanthocarpous
xanthocarpous
adj
(botany) Having yellow fruits.
xanthochroous
xanthochroous
adj
Yellow‐skinned; of or pertaining to Xanthochroi.
xanthodermatous
xantholeucophore
xantholeucophore
noun
A leucophore arising from a xanthophore.
xanthopurpurin
xanthopurpurin
noun
purpuroxanthin
xanthospermous
xanthospermous
adj
(botany) Having yellow seeds
xanthoura
xenarthrous
xenarthrous
adj
Characteristic of a xenarthran
xenorhynchus
xeromorphous
xeromorphous
adj
xeromorphic
xerophilous
xerophilous
adj
Able to thrive in dry weather.
xerophobous
xerophobous
adj
Synonym of xerophobic
xerophyllum
xiphosternum
xiphosternum
noun
(rare) Alternative form of xiphisternum
xiphosura
xiphosuran
xiphosuran
adj
(zoology) Of or pertaining to the order Xiphosura.
noun
(zoology) Any member of the order Xiphosura, including horseshoe crabs.