From The Collaborative International Dictionary of English v.0.48 [gcide]:
Girasole \Gir"a*sole\ Girasol \Gir"a*sol\, n. [It. girasole, or
F. girasol, fr. L. gyrare to turn around + sol sun.]
[1913 Webster]
1. (Bot.) See {Heliotrope}. [Obs.]
[1913 Webster]
2. (Min.) A variety of opal which is usually milk white,
bluish white, or sky blue; but in a bright light it
reflects a reddish color.
[1913 Webster]
From The Collaborative International Dictionary of English v.0.48 [gcide]:
Opal \O"pal\, n. [L. opalus: cf. Gr. ?, Skr. upala a rock,
stone, precious stone: cf. F. opale.] (Min.)
A mineral consisting, like quartz, of silica, but inferior to
quartz in hardness and specific gravity.
[1913 Webster]
Note: The {precious opal} presents a peculiar play of colors
of delicate tints, and is highly esteemed as a gem. One
kind, with a varied play of color in a reddish ground,
is called the {harlequin opal}. The {fire opal} has
colors like the red and yellow of flame. {Common opal}
has a milky appearance. {Menilite} is a brown impure
variety, occurring in concretions at Menilmontant, near
Paris. Other varieties are {cacholong}, {girasol},
{hyalite}, and {geyserite}.
[1913 Webster]
From WordNet (r) 3.0 (2006) [wn]:
girasol
n 1: an opal with flaming orange and yellow and red colors [syn:
{fire opal}, {girasol}]
2: tall perennial with hairy stems and leaves; widely cultivated
for its large irregular edible tubers [syn: {Jerusalem
artichoke}, {girasol}, {Jerusalem artichoke sunflower},
{Helianthus tuberosus}]
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