whereat

UK: /wɛərˈæt/ US: (hwâr at′, wâr-)

WordReference Random House Unabridged Dictionary of American English © 2026

where•at  (hwâr at′, wâr-), conj. 

1. [Literary.]
   • at which:
     a reception whereat many were present.
   • to which;
     whereupon:
     a remark whereat she quickly angered.

adv. 

2. [Archaic.] in reference to which.

• 1200–50; Middle English; see where, at¹

Collins Concise English Dictionary © HarperCollins Publishers::

whereat / wɛərˈæt/ adverb

1. at or to which place

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1. upon which occasion