He saw that Mrs. Welland and her sister-in-law were facing their semicircle of critics with the Mingottian APLOMB which old Catherine had inculcated in all her tribe, and that only May Welland betrayed, by a heightened colour (perhaps due to the knowledge that he was watching her) a sense of the gravity of the situation.
There are no more uses of "aplomb" in the book.
Show samples from other sources
She is handling the new responsibilities with aplomb.
Yes, it was she talking, with her customary aplomb, breaking his heart in the drugstore.