Definitions for lamentably
Random House Webster's College Dictionary
la•men•ta•bleləˈmɛn tə bəl, ˈlæm ən tə-(adj.)
fit to be lamented; regrettable:
a lamentable decision.
Origin of lamentable:
1400–50; late ME < L
deplorably, lamentably, sadly, woefully(adverb)
in an unfortunate or deplorable manner
"he was sadly neglected"; "it was woefully inadequate"
Regrettably. In a manner deserving or inspiring lamentation.
Lamentably the good too die; we will all mourn his passing.