Talkativeness; being voluble or garrulous — the tendency to speak a lot.
彼はとても多弁で、初対面でも延々と話し続ける。
He is very talkative and will keep talking for ages even when meeting someone for the first time.
会議では多弁な人の意見が場を支配しがちだ。
In meetings, talkative people’s opinions tend to dominate the room.
多弁だが中身が薄い発言には注意が必要だ。
Be wary of talkative remarks that lack substance.
(Botany) Polypetalous — having many separate (free) petals rather than fused petals.
この属の花は多弁で、花弁が離れているのが特徴だ。
Flowers of this genus are polypetalous; their petals are separate, which is characteristic.
(Zoology) Multivalve — having many valves (shell plates) or parts formed of multiple valves.
化石の中には多弁の構造を持つ貝の跡が見つかることがある。
Fossils sometimes show traces of bivalves with multivalve structures.