Dictionary.com
Thesaurus.com
Synonyms

whereas

American  
[hwair-, wair-az] / ʰwɛər-, wɛərˈæz /

conjunction

  1. while on the contrary.

    One arrived promptly, whereas the others hung back.

  2. it being the case that, or considering that (used especially in formal preambles).


noun

plural

whereases
  1. a qualifying or introductory statement, especially one having “whereas” as the first word.

    to read the whereases in the will.

whereas British  
/ wɛərˈæz /

conjunction

  1. (coordinating) but on the other hand

    I like to go swimming whereas Sheila likes to sail

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

  1. (in formal documents to begin sentences) it being the case that; since

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Etymology

Origin of whereas

First recorded in 1300–50; Middle English wheras; equivalent to where + as 1

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Whereas I was in digs - just dedicated, just sleeping early, eating and just playing football and not really participating in life itself.

From BBC

Though little changed on 12 months earlier, the number of employees in the private sector was down 0.5% from the month before, whereas the numbers in the public sector and among the self-employed were little changed.

From The Wall Street Journal

AI chip spending in recent years has focused on building and optimizing models, called training, whereas in coming years it will shift more toward putting those models to work, called inference.

From Barron's

He said normal reactions following these sorts of incidents included children having memories that felt "stuck going round and round", whereas others might not want to think about it - and others may startle easily or find it difficult to sleep.

From BBC

And whereas older independent bookstores hadn’t been “kid-friendly,” as Ms. Blume’s former publicist explained, retailers such as Waldenbooks empowered young readers to purchase on their own.

From The Wall Street Journal