(geometry) Of a polygon, having all interior angles equal. This is not necessarily a regular polygon, since that would also be equilateral; a rectangle is equiangular but not equilateral, unless it is a square.
equidiurnal
equidiurnal
adj
Pertaining to the time of equal day and night; applied to the equinoctial line.
equilibrant
equilibrant
noun
A force equal to, but opposite of, the resultant sum of vector forces; that force which balances other forces, thus bringing an object to equilibrium.
harlequinic
harlequinic
adj
Of or relating to a harlequin (pantomime fool).
lambrequins
lambrequins
noun
plural of lambrequin
nonrequital
palanquiner
quadrangled
quadrangled
adj
Alternative form of quadrangular
Enclosed in a quadrangular structure
quadrangles
quadrangles
noun
plural of quadrangle
quadrantile
quadrantile
adj
quadrantal
quadrennial
quadrennial
adj
Happening every four years.
Lasting for four years.
noun
A four-year period, a quadrennium.
quadrilling
quadrilling
verb
present participle of quadrille
quadrillion
quadrillion
noun
(figuratively, slang, hyperbolic) Any very large number, exceeding normal description.
num
(US, modern British and Australian, short scale) A thousand trillion (logic: 1,000 × 1,000^4): 1 followed by fifteen zeros, 10¹⁵.
(dated, UK, Australia, long scale) A million trillion (logic: 1,000 × 1,000,000^2): 1 followed by twenty-four zeros, 10²⁴.
quadrinodal
quadrinodal
adj
(mathematics) Having four nodes.
quadrumanal
quadrumanal
adj
quadrumane
quadruplane
quadruplane
noun
An airplane with four superposed main supporting surfaces (four wings one above the other)
quadrupling
quadrupling
noun
An act of quadrupling.
verb
present participle of quadruple
quarrelling
quarrelling
noun
A heated argument.
verb
present participle of quarrel
quartenylic
quartenylic
adj
Of or pertaining to quartenylic acid or its derivatives
quarterland
quarterland
noun
An old Scots unit of measure of land.
quaveringly
quaveringly
adv
In a quavering manner; tremulously.
querulation
rainsqualls
rainsqualls
noun
plural of rainsquall
squirrelian
tranquilest
tranquilest
adj
superlative form of tranquil: most tranquil
tranquility
tranquility
noun
US standard spelling of tranquillity.
tranquilize
tranquilize
verb
(intransitive, obsolete, rare) To become tranquil.
(transitive) To calm (a person or animal) or put them to sleep using a tranquilizer dart.
(transitive, now literary) To make (something or someone) tranquil.