Erubescent

Erubescent \er-oo-BES-uhnt\ , adjective;
1. Becoming red or reddish; blushing

This word dates to 1736 from Latin erubescentem, the present participle of erubescere ("to blush"), which is related to rubescere ("to redden").

Today's word and the first definition were both taken from Dictionary.com's 'Word of the Day' for Saturday, July 23
Etymologies come from the Oxford English Dictionary and/or Etymonline.com