Yes. Calling out is acceptable only when you are doing it for a good reason. Calling out isn’t acceptable when you’re doing it in a rude/mean way.
ANSWER:
The information which dictionaries provide about a word is that they provide one or more definitions of the word. There are dictionaries which also show synonyms ( similar words ) for the respective word in order to achieve a better understanding of the word.
I prefer to use online dictionaries such as Google's definitions as they are more up-to-date, have a larger data base of words, are more convenient and are more easily accessible than hardcopy dictionaries.
That’s awesome, Mr. Brown must be cool