Dear “H”:

You wrote:
> On the webpage https://www.englishplus.com/grammar/00000245.htm it claims that there is no such word as orientate. That is a false statement. Orientate is a more British word and orient is more of an American word.
According to many sources that I have found, they are both correct. Here are a few references:
> http://www.quinion.com/words/qa/qa-ori1.htm
> http://dictionary.cambridge.org/define.asp?key=55964&dict=CALD
> http://www.m-w.com/cgi-bin/dictionary?book=Dictionary&va=orientate
> http://dictionary.reference.com/search?q=orientate
> http://machaut.uchicago.edu/cgi-bin/WEBSTER.sh?WORD=orientate
> Thanks for your time.
>
People use a lot of nonstandard words. It is carried in most descriptive dictionaries, but avoid it in any standard or formal situation.