whereat

American  

[wair-at, hwair-] / wɛərˈæt, ʰwɛər- /

conjunction

1. Literary.

   1. at which.

      a reception whereat many were present.

   2. to which; whereupon.

      a remark whereat she quickly angered.

---

adverb

1. Archaic. in reference to which.

whereat British  

/ wɛərˈæt /

adverb

1. at or to which place

---

1. upon which occasion

Etymology

Origin of whereat

Middle English word dating back to 1200–50; see origin at where, at ¹

Example Sentences

In the morning, the soldier's father berates his son for a seduction; whereat the soldier berates in his father selfish and truculent senescence which so blatantly permits the young to die.

From Time Magazine Archive

She testified that the Viscount wanted her to try to get not him but his son, the Hon. Esmond Harmsworth, made Hungarian king, whereat she said she balked.

From Time Magazine Archive

At the top of the lobe and a little back of centre is the stereognostic, whereat the brain recognizes the nature of solid bodies through the widely diffused sense of touch.

From Time Magazine Archive

Hearing that another entire trainload of students were about to leave Shanghai, President Chiang wired orders that the train must not leave, whereat the students threatened to wreck the station.

From Time Magazine Archive

“But you? It is for you that I fear!” whereat she laughed—a laugh, low and unreal, and said:—

From "Dracula" by Bram Stoker