(organic chemistry) Either of two isomeric amino derivatives of anthraquinone
anthradiquinone
anthrahydroquinone
anthraquinol
anthraquinone
anthraquinone
noun
(organic chemistry) A tricyclic quinone, derived from anthracene.
(organic chemistry) Any derivative of this parent compound, mostly natural pigments or synthetic dyes.
anthraquinonyl
chontaquiro
corinthianesque
diphenylquinomethane
equianchorate
equianharmonic
equianharmonic
adj
(mathematics) equally anharmonic; specifically, whose anharmonic ratio is a cube root of unity
noun
(geometry) A set of four points whose cross ratio (or anharmonic ratio) is a cube root of 1.
hacqueton
haqueton
hawthornesque
holoquinoidal
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.
jonahesque
lonquhard
machinotechnique
methaqualone
methaqualone
noun
(pharmacology) A sedative drug that has effects similar to barbiturates. Also used recreationally.
naphthoquinone
naphthoquinone
noun
(organic chemistry) Either of two isomers of polycyclic aromatic ketones derived from naphthalene.
nonacquaintanceship
oversqueamishness
oversqueamishness
noun
The quality of being oversqueamish.
oxyanthraquinone
oxynaphtoquinone
phenanthraquinone
phenanthraquinone
noun
(organic chemistry) Any quinone derived from phenanthrene, but especially 9,10-phenanthraquinone (9,10-phenanthrenedione)
phenanthrenequinone
phenanthrenequinone
noun
(organic chemistry) Any of several isomeric quinones derived from phenanthrene, but especially 9,10-phenanthrenequinone obtained by oxidation with chromic acid
photoaquatint
quadraphonic
quadraphonic
adj
(of a sound system) Employing four independent channels or speakers.
quadraphonics
quadraphonics
noun
quadraphonic sound
quadrillionth
quadrillionth
adj
The ordinal form of the number one quadrillion.
noun
One of a quadrillion equal parts of a whole.
The person or thing in the quadrillionth position.
quadrillionths
quadrillionths
noun
plural of quadrillionth
quadriphonic
quadriphonic
adj
Alternative form of quadraphonic
quadrophonics
quartinho
quattuordecillionth
quondamship
quondamship
noun
(obsolete, rare) The property of being former, no longer current.