(Britain, less common) Alternative spelling of appall
1.to fill or overcome with horror, consternation, or fear; dismay, He was appalled by the damage from the fire. I am appalled at your mistakes.
1. (transitive) to fill with horror; shock or dismay Word OriginC14, from Old French appalir to turn paleCollins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollinsPublishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012 Cite This Source
also appal, early 14c., "to fade;" c.1400, "to grow pale," from Old French apalir "become or make pale," from a- "to" (see ad-) + palir "grow pale," from Latin pallere (see pallor). Meaning "cause dismay or shock," is 1530s. Related, Appalled; appalling.
It was at the banquet in connexion with the jubilee celebration that the Lord Provost of Glasgow thus summarized Lord Kelvin's character: "His industry is unwearied; and he seems to take rest by turning from one difficulty to another - difficulties that would appal most men and be taken as enjoyment by no one else..
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