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a. The hue of that portion of the visible spectrum lying between orange and green, evoked in the human observer by radiant energy with wavelengths of approximately 570 to 590 nanometers; any of a group of colors of a hue resembling that of ripe lemons and varying in lightness and saturation; one of the subtractive primaries; one of the psychological primary hues.
b. A pigment or dye having this hue.
c. Something that has this hue.
2. Chiefly Southern US The yolk of an egg.
3. Western US Gold. Used formerly by prospectors.
4. yellows Any of various plant diseases characterized by yellow or yellowish discoloration of the leaves and caused by phytoplasmas that are transmitted by insects or by certain viruses.
adj. yel·low·er, yel·low·est
1. Of the color yellow.
a. Having a yellow-brown skin color.
b. Offensive Of or being a person of Asian origin.
3. Slang Cowardly.
tr. & intr.v. yel·lowed, yel·low·ing, yel·lows
To make or become yellow: documents that had been yellowed by age; clouds that yellow in the evening light.

[Middle English yelow, from Old English geolu; see ghel- in Indo-European roots.]

yel′low·ness n.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.yellowness - yellow color or pigmentyellowness - yellow color or pigment; the chromatic color resembling the hue of sunflowers or ripe lemons
canary yellow, canary - a moderate yellow with a greenish tinge
amber, gold - a deep yellow color; "an amber light illuminated the room"; "he admired the gold of her hair"
brownish yellow - a yellow color of low lightness with a brownish tinge
lemon yellow, maize, gamboge, lemon - a strong yellow color
old gold - a dark yellow
orange yellow, saffron - a shade of yellow tinged with orange
pale yellow, straw, wheat - a variable yellow tint; dull yellow, often diluted with white
greenish yellow - a shade of yellow tinged with green


صُفْرَه، إصْفِرار
gulur litur


[ˈjeləʊnɪs] Ncolor m amarillo, amarillez f


no plGelb nt; (of skin)gelbliche Färbung
(inf, = cowardice) → Feigheit f


(ˈjeləu) adjective, noun
(of) the colour of gold, the yolk of an egg etc. a yellow dress; yellow sands; Yellow is my favourite colour.
to make or become yellow. It was autumn and the leaves were beginning to yellow.
ˈyellowness noun
References in classic literature ?
Notwithstanding the yellowness it was distinguished; he had blue eyes, a nose of an imposing boldness, hooked, aggressive but not clumsy, and a small beard, pointed and gray: he was rather bald, but his hair had evidently been quite fine, curling prettily, and he still wore it long.
Some considered that he might do more than others "where there was liver;"--at least there would be no harm in getting a few bottles of "stuff" from him, since if these proved useless it would still be possible to return to the Purifying Pills, which kept you alive if they did not remove the yellowness.
The lightness and redness of the chicken patties, and the redness and yellowness of the beef jerky changed in wet apple pomace-fortified samples, compared with the control.
Meat color which was evaluated for lightness (L*), redness (a*), and yellowness (b*), was based on CIE LAB.
PPS lawyer Jawad Boulos visited the detainee, on Monday morning, and was informed that Adnan developed two new complications; very visible yellowness in his eyes, which is typically an indication of a dysfunction of the liver, in addition to a much darker urine which could indicate a serious issue or dysfunction of the kidneys, IMEMC reports.
For outdoor luminaires, Aura(TM) UV infusion into Makrolon LED2643 polycarbonate maintains optical properties (light transmission and haze) with minimal changes in yellowness index.
Bonfires are made in Novruz and before the holiday comes people in Akhir Charshanba, despite of the age and gender, jump seven times over one, or once over 7 bonfires and say: 'Give me your redness and take my yellowness.
colour space used as physical parameters to measure the lightness (L), redness (a) and yellowness (b) of the samples.
Also designed for use as a process-control tool to diagnose the extrusion line, the OCS can monitor parameters such as yellowness (b*), feeder stability, screw wear, temperature profile, and screw speed.
This yellowness can be cancelled out by optical brighteners, a special class of colourant, which absorb UV light from the invisible part of sunlight or artificial light and emit it in the blue region, giving a cleaner transparency or more intense white and sharper colours.
20) who observed an increase in the yellowness index after exposure to UV-light.