Whereas
We use the conjunction whereas to indicate a contrast between two facts or ideas: …

whereas | American Dictionary

whereas
conjunction
us/hweərˈæz, weər-/
compared with the fact that; but:
In Los Angeles, a chief cause of this pollution is paved-road dust, whereas in San Diego, it's smoke from fireplaces.

Examples of whereas

whereas
Prereaders progressed faster in learning to read the visual list, whereas novice and veteran readers progressed faster in learning to read the phonetic list.
The first analysis is based on all 434 patients, whereas the number of patients after 2 months was reduced to less than 200.
Whereas oncologists and primary care physicians overwhelmingly reported having working relationships with hospice, only 57% of cardiologists reported having those contacts.
Members of the former group were all receiving treatment for an eating disorder, whereas members of the latter group were recruited from psychology classes.
Those with poor outcome accounted for 57.7% of the sample whereas the remaining 42.4% were rated as having a good outcome with hypnosis.
Many saplings survived the attack, whereas most seedlings had died already.
Boys with problems showed more hostile themes (physical aggression and anger), whereas girls with problems showed more caring (prosocial) themes relative to the other groups.
Luminance-defined targets had the same hue and saturation as the background, whereas saturation-defined targets were green and equiluminant with the background.
The pulse duration may introduce an additional laser-related timescale whereas the energy spectrum of the atom, through typical transitions, could introduce an additional species-related timescale.
In this case, the density field promotes global tilting, whereas the viscosity field favours a straight vertical interface.
When we deferentially compliment someone, we speak in strict accordance with the rules, whereas our verbal insults gain emphasis when violating the rules of dialogue.
In the latter model, a single visual representation is said to subserve actions, whereas a separate representation subserves perceptions.
Levels of variables are denoted by an uppercase character, whereas detrended variables are denoted by a lowercase character (unless otherwise noted).
Stable markings describe observable states, whereas the presence of one or more zero tokens in a given marking makes it unobservable.
These examples are from corpora and from sources on the web. Any opinions in the examples do not represent the opinion of the Cambridge Dictionary editors or of Cambridge University Press or its licensors.