Meaning

noun the rapid and continuous delivery of linguistic communication (spoken or written)

noun the heavy fire of artillery to saturate an area rather than hit a specific target

noun the act (or an instance) of subjecting a body or substance to the impact of high-energy particles (as electrons or alpha rays)

originEtymology tree English bombard Proto-Indo-European *-mn̥ Proto-Indo-European *-mn̥tom Proto-Italic *-mentom Latin -mentum Old French -mentbor. Middle English -ment English -ment English bombardment From bombard + -ment.

Etymology from Wiktionary, CC BY-SA 3.0