A severe and rapid systemic allergic reaction to an allergen, causing a constriction of the trachea, preventing breathing; anaphylactic shock.
Extreme sensitivity to a substance such as a foreign protein or drug.
antihelixes
antihelixes
noun
plural of antihelix
apophylaxis
bilixanthin
cephalexins
cephalexins
noun
plural of cephalexin
chilomastix
dihexagonal
dihexagonal
adj
Consisting of two hexagonal parts united.
Having twelve similar faces.
epiphylaxis
exampleship
exhalations
exhalations
noun
plural of exhalation
exhaustible
exhaustible
adj
Capable of being exhausted.
exhibitable
exhibitable
adj
Capable of being exhibited.
exhilarated
exhilarated
verb
simple past tense and past participle of exhilarate
exhilarates
exhilarates
verb
Third-person singular simple present indicative form of exhilarate
exhilarator
exhilarator
noun
One who, or that which, causes exhilaration.
exilarchate
hematoxylic
hematoxylin
hematoxylin
noun
(medicine, organic chemistry) A phenolic compound having the chemical formula C₁₆H₁₄O₆, used (most often in conjunction with eosin) to make dye for staining tissue samples; extracted from the heart of the bloodwood tree, Haematoxylum campechianum.
hemosalpinx
hexadecimal
hexadecimal
adj
Of a number, expressed in hexadecimal.
noun
(arithmetic, computing, uncountable) A number system with base sixteen, using the digits 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, A, B, C, D, E and F, most used in computing as a hexadecimal digit can represent four bits, half a standard byte, and thus a single byte can be represented conveniently with two digits.
(countable, computing) A number expressed in the hexadecimal system.
hexagonical
hexagonical
adj
(obsolete) hexagonal
hexaplarian
hoaxability
hyperclimax
inexhalable
inexhalable
adj
(obsolete) Incapable of being exhaled.
ixtacihuatl
lexigraphic
lexigraphic
adj
Of or pertaining to lexigraphy.
lithanthrax
lithanthrax
noun
mineral coal
litholapaxy
litholapaxy
noun
(medicine) The removal of a vesical calculus by first crushing it and subsequently washing out the fragments.
lymphotaxis
lymphotaxis
noun
The attraction to, or repulsion from lymphocytes
oxycephalic
oxycephalic
adj
Of or relating to oxycephaly.
oxyphthalic
philoxenian
phyllotaxic
phyllotaxis
phyllotaxis
noun
(botany) The arrangement of leaves on a stem, or the mathematical principles governing such arrangement.
phytoalexin
phytoalexin
noun
(medicine) any of several classes of antibiotics produced by plants in response to microorganisms
prophylaxis
prophylaxis
noun
(chess) A move or strategy that frustrates an opponent's plan or tactic.
(medicine) Prevention of, or protective treatment for, disease.
pyrrhuloxia
pyrrhuloxia
noun
Cardinalis sinuatus (desert cardinal), a North American bird with grey and red plumage
siphonoplax
thixolabile
typhlolexia
typhlopexia
vauxhallian
xanthoxalis
xanthoxylin
xanthoxylin
noun
(organic chemistry, obsolete) The active principle of the prickly ash (formerly in genus Xanthoxylum, now Zanthoxylum).
xiphocostal
xiphocostal
adj
(anatomy) Pertaining to the xiphoid process and the ribs.
