1753, "red cosmetic coloring for the skin, fine red powder used to give artificial color to the face," from French rouge "red coloring matter," noun use of adjective meaning "red" (12c.), from Latin rubeus, related to ruber "red" (from PIE root *reudh- "red, ruddy"). It replaced

「胆汁中发现的红色色素，」1868年，源自德语 bilirubin（1864年），由 bili-「胆汁」（见 bile）和拉丁语 ruber「红色」（源自 PIE 词根 *reudh-「红色，红润的」）以及 -ine（2）组成。

*reudh-原始印欧语根，意为“红色，红润”。唯一已发现明确的印欧语根词汇与颜色相关。希腊语中的初始 -e-是因为希腊语倾向于避免以 -r- ...

Oldest form *h1reudh-. Derivatives include red, robust, corroborate, ruby, rubric. I. O-grade form *roudh-. 1. a. red from Old English rēad, red; b. rorqual from Old Norse raudhr, red; c. rooibos …

2014年1月28日 · In PIE, red was *reudh and meant red and ruddy. In Proto-Germanic, red was * rauthaz , and in its derivative languages raudr (Old Norse), rod (Old Saxon) and r Ø d (Danish). In Old English, it was written read .

rubid-来源于拉丁文rubidus（深红色），而从它可以很快地联系到一个英语中常见的单词：红宝石——ruby；它来自古典法语中的rubi、拉丁语中rubinus lapis (红石)（rubeus红色）；而该词根最终来源于古印欧语词根*reudh-，表示红色、红润。 （应亦为现代英语中red的词源） Bunsen（本生）与Kirchhoff（基尔霍夫）在其发明光谱仪的第二年就发现了Rb和Cs。 他们所搭建的最初的光谱仪是利用火焰激发的原子发射光谱仪，原理类似于焰色反应；在铷的发射光谱中他们发现了几 …

It is the oldest form of the Indo-European term that means "Red", the color or the pigment. How to say Reudh in English? Pronunciation of Reudh with 2 audio pronunciations, 1 meaning and …

Red来自古英语rēad，更往前追溯可在印欧语系中找到词根reudh-，而梵语rudhira就是红色或者血的意思。 因此r百度文库d与血液、花朵、成熟的水果、火焰有紧密联系，当然还是革命的象征。

reudh English meaning: red Deutsche Übersetzung: “rot” Material: O.Ind. rō hita = Av. raoiδita “red, reddish”, rōhi t “rote mare, Weibchen a gazelle “, rō hi m., rōhī f. “ gazelle “; O.Ind. lōha “reddish”, m. n. “rötliches metal,…

*reudh- Meaning: light red: See also: Linear B: e-ru-ta-ra ‘red’ Other words that might be of interest