The Collaborative International Dictionary
Reboant
Reboant \Re*bo"ant\ (r[-e]*b[=o]"ant), a. [L. reboans, p. pr. of
reboare; pref. re- re- + boare to cry aloud.]
Rebellowing; resounding loudly. [R.]
--Mrs. Browning.
Wiktionary
reboant
a. (context chiefly poetic English) That reverberates or resounds loudly.