becoming red; specif., blushing or flushing
Origin of rubescentClassical Latin rubescens, present participle of rubescere, to grow red from rubere, to redden from ruber, red
Turning red; reddening.
Origin of rubescentLatin rubēscēns rubēscent- present participle of rubēscere to grow red inchoative of rubēre to be red ; see reudh- in Indo-European roots.
Attested since at least 1730, from Latin rubescens, present participle of rubescere.