cerulescence

From Latin caerulescens, from caeruleus (“cerulean”), from caelum +‎ -uleus, equivalent to cerulean +‎ -escence.

• (General American) IPA^(key): /ˌsɪəɹ(j)ʊˈlɛsəns/
• (Received Pronunciation) IPA^(key): /ˌsɪɚʊˈlɛsəns/

cerulescence (usually uncountable, plural cerulescences)

1. The act of becoming blue; bluing
2. Bluishness

• albescence (“becoming white”), erubescence (“becoming red”), flavescence (“becoming yellow”), nigrescence (“becoming black”), virescence (“becoming green”)

• cerulescent