blue


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Related to blue: blue air, Blue film

blue

1. any of a group of colours, such as that of a clear unclouded sky, that have wavelengths in the range 490--445 nanometres. Blue is the complementary colour of yellow and with red and green forms a set of primary colours
2. 
a. a sportsman who represents or has represented Oxford or Cambridge University and has the right to wear the university colour (dark blue for Oxford, light blue for Cambridge)
b. the honour of so representing one's university
3. Brit an informal name for Tory
4. any of numerous small blue-winged butterflies of the genera Lampides, Polyommatus, etc.: family Lycaenidae
5. Archery a blue ring on a target, between the red and the black, scoring five points
6. a blue ball in snooker, etc

blue

[blü]
(optics)
The hue evoked in an average observer by monochromatic radiation having a wavelength in the approximate range from 455 to 492 nanometers; however, the same sensation can be produced in a variety of other ways.

blue

in American flag, symbolizes justice. [Color Symbolism: Leach, 242; Jobes, 356]
See: Justice

Blue

A language proposed by Softech to meet the DoD Ironman requirements which led to Ada. ["On the BLUE Language Submitted to the DoD", E.W. Dijkstra, SIGPLAN Notices 13(10):10-15 (Oct 1978)].
References in classic literature ?
At one end stood a great fireplace, in which a blue log was blazing with a blue flame, and over the fire hung four kettles in a row, all bubbling and steaming at a great rate.
An old, pointed blue hat, that had belonged to some Munchkin, was perched on his head, and the rest of the figure was a blue suit of clothes, worn and faded, which had also been stuffed with straw.
The meal was hastily despatched; each of the gentlemen's hats was decorated with an enormous blue favour, made up by the fair hands of Mrs.
All night in the Blue Light Drug Store he waited at his duties for chance news of the tragedy, but none came.
I escaped from the Blue Place of Seven Skulls," Bradley reminded her.
The warriors turned to their leader, as if to read his opinion of this unlucky omen; but the countenance of Blue John remained unchanged, and they continued to press forward.
Now news had been brought to Robin Hood how that Little John, instead of doing his bidding, had passed by duty for pleasure, and so had stopped overnight with merry company at the Blue Boar Inn, instead of going straight to Ancaster.
They looked like a flock of blue-birds, all being in sailor rig, with blue ribbon enough flying from the seven hats to have set up a milliner.
The high, deep, blue sky arched over Misselthwaite as well as over the moor, and she kept lifting her face and looking up into it, trying to imagine what it would be like to lie down on one of the little snow-white clouds and float about.
Then, other days, I think pink and blue and gold and purple and rainbow thoughts all the time.
At last she was able to take her eyes from the surf and gaze at the sea-horizon of deepest peacock-blue and piled with cloud-masses, at the curve of the beach south to the jagged point of rocks, and at the rugged blue mountains seen across soft low hills, landward, up Carmel Valley.
Mat treated the objection with great contempt, and averred in reply, that he made the slaves black in order to obtain a striking effect of contrast, and that, could he have derived a similar advantage from making his heroine blue, blue she should have been.