It's so easy to "Google" words. Word has grammar and spell-check. There's Grammarly to copy edit documents.
The question is, as a writer, do you need a hard-covered old-fashioned dictionary?
The answer is ...
Yes, you do.
Here's my brand new copy of Merriam-Webster's Colligate Eleventh Edition dictionary with my name on the cover, just in case someone thinks they can nab it off the place of honor on my desk.
In celebration of Valentine's Day, here's the listing for the definition of the word "heart" with an illustration of six sections of the heart.
Illustration: Definition of the word "heart" featured in the Eleventh Edition of Merriam Webster's Collegiate Dictionary.
You need a dictionary for the love of words. For a writer, nothing gets the heart pumping, especially the right ventricle, like the thrill of running your finger over the page in searching for the perfect word.