from The American Heritage® Dictionary of the English Language, 4th Edition
- adj. Turning red; reddening.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- adj. turning red; reddening
from the GNU version of the Collaborative International Dictionary of English
- adj. Growing or becoming red; tending to redness.
from The Century Dictionary and Cyclopedia
- Growing or becoming red; tending to a red color; blushing.
Latin rubēscēns, rubēscent-, present participle of rubēscere, to grow red, inchoative of rubēre, to be red; see reudh- in Indo-European roots.(American Heritage® Dictionary of the English Language, Fourth Edition)
Attested since at least 1730, from Latin rubescens, present participle of rubescere. (Wiktionary)