noun, taru-adjective, adverb taking the 'to' particle
tumultuous public discussion; noisy public criticism
Describes a situation where a topic has caused widespread public debate or uproar, often in media or political contexts. Used as a noun, taru-adjective, or adverb with と.
The remark caused a public uproar.
Amidst the tumultuous public discussion, the meeting continued.
物議 means 'public discussion' or 'controversy' as a noun, while 物議騒然 emphasizes the noisy, tumultuous state of that discussion.
騒然 means 'noisy' or 'tumultuous' as a taru-adjective, but 物議騒然 specifically applies to public debate or criticism.
A yojijukugo composed of 物議 (public discussion) and 騒然 (tumultuous). The exact historical derivation is uncertain, but the combination is conventionally associated with the meaning of noisy public criticism.