ULTRAMARINE
ultramarine
(adjective) of a brilliant pure blue to purplish blue color
ultramarine
(noun) a vivid blue to purple-blue color
ultramarine, ultramarine blue
(noun) blue pigment made of powdered lapis lazuli
Source: WordNet® 3.1
Etymology
Noun
ultramarine (countable and uncountable, plural ultramarines)
A brilliant blue pigment that is either extracted from mineral deposits or made synthetically; traditionally made from ground-up lapis lazuli.
A brilliant pure dark blue or slightly purplish colour.
Adjective
ultramarine (comparative more ultramarine, superlative most ultramarine)
Of a brilliant blue colour.
Beyond the sea.
Source: Wiktionary
Ul`tra*ma*rine", a. Etym: [Pref. ultra- + marine.]
Definition: Situated or being beyond the sea. Burke.
Ul`tra*ma*rine", n. Etym: [Cf. Sp. ultramarino. So called because the
lapis lazuli was originally brought from beyond the sea, -- from
Asia.] (Chem.)
Definition: A blue pigment formerly obtained by powdering lapis lazuli, but
now produced in large quantities by fusing together silica, alumina,
soda, and sulphur, thus forming a glass, colored blue by the sodium
polysulphides made in the fusion. Also used adjectively. Green
ultramarine, a green pigment obtained as a first product in the
manufacture of ultramarine, into which it is changed by subsequent
treatment.
– Ultramarine ash or ashes (Paint.), a pigment which is the
residuum of lapis lazuli after the ultramarine has been extracted. It
was used by the old masters as a middle or neutral tint for flesh,
skies, and draperies, being of a purer and tenderer gray that
produced by the mixture of more positive colors. Fairholt.
Source: Webster’s Unabridged Dictionary 1913 Edition