IPA(key): /ˌsɪntɪˈlɛsənt/ <span class="searchmatch">scintillescent</span> (comparative more <span class="searchmatch">scintillescent</span>, superlative most <span class="searchmatch">scintillescent</span>) scintillating feebly 1860, Robert Bulwer-Lytton...
scintillescence (uncountable) (uncommon) A faint shining or twinkling. <span class="searchmatch">scintillescent</span>...