adverb
Etymology: Middle English singulerly, from singuler singular + -ly — more at singular
: in a singular manner
potash, a singularly effective component of these fertilizers — advt
a woman of singularly frank temperament — Robert Hichens
a singularly charming woman — Rudyard Kipling
had first stood there so singularly , and vanished at the approach of strangers — Thomas Hardy
majority of these high altitude birds are singularly voiceless — Douglas Carruthers