To save this word, you'll need to log in.
You must — there are over 200,000 words in our free online dictionary, but you are looking for one that’s only in the Merriam-Webster Unabridged Dictionary.
Start your free trial today and get unlimited access to America's largest dictionary, with:
Latin giganteus of the giants (from gigant-, gigas giant, from Greek) + English -an
Keep scrolling for more
Cite this Entry
“Gigantean.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/gigantean. Accessed 29 Sep. 2020.
Comments on gigantean
What made you want to look up gigantean? Please tell us where you read or heard it (including the quote, if possible).
See Definitions and Examples »
Get Word of the Day daily email!
Challenging Vocabulary Quiz Returns!
Can you spell these 10 commonly misspelled words?
Test Your Knowledge - and learn some interesting things along the way.
Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!
Words from the week of 9/25/2020
We'll map it out for you.
The word, not the behavior
We use these words to describe food, but they beg...
We're intent on clearing it up
We're gonna stop you right there
How to use a word that (literally) drives some pe...
The awkward case of 'his or her'
No tricks, just difficult words.
More/moor than/then two/too/to.
Build a chain of words by adding one letter at a ...