dismissiveness

uncountable

The quality of being dismissive.

Japanese Meaning

他者や意見を軽んじ、退ける態度を示す性質、すなわち、対象を軽視する様子。 / 物事に対して否定的・冷淡な反応を示す性格あるいは傾向。

Her dismissiveness during the meeting discouraged others from sharing their ideas.

会議中の彼女の軽視する態度が、他の参加者を意見表明から遠ざけた。

Sense（1）

The quality of being dismissive.

And then with an infuriating dismissiveness, the marquess continued his slow walk down the hall.