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Est. 1828
Grammar & Usage
'Jerry-built' vs. 'Jury-rigged' vs. 'Jerry-rigged'
Three terms, three strong options.
'Affect' vs. 'Effect'
How to pick the right one
31 Useful Rhetorical Devices
Beyond 'simile' and 'metaphor'
Commonly Confused
Usage Notes
Spelling & Pronunciation
Punctuation
Popular
Merriam-Webster’s Great Big List of Words You Love to Hate
All your favorite pet peeves
Hypercorrections: Are you making these 6 common mistakes?
When your 'correction' is incorrect
How to Use Em Dashes (—), En Dashes (–) , and Hyphens (-)
Be dashing—and do it well
Using Bullet Points ( • )
The Difference Between 'i.e.' and 'e.g.'
For example, the different ways to use them
Why is '-ed' sometimes pronounced at the end of a word?
A learned explanation that is not wicked hard
Democracy or Republic: What's the difference?
And which is the United States?
'Lose' or 'loose'?
Keep this somewhere you won't forget it
Commonly Confused
Commonly Confused
'Awhile' vs. 'A While'
There are rules, but who's listening?
Read
Is it 'Forty'? Or 'Fourty'?
This is usage
Read
The Difference between 'Race' and 'Ethnicity'
How they differ and overlap
Read
Homophones, Homographs, and Homonyms
The same, but different
Read
See All
7 Pairs of Commonly Confused Words
We promise you're not the only one who has trouble with these words
Usage Notes
See More
Can You End a Sentence with a Preposition?
Yes, a preposition is something you can end with.
Is 'data' singular or plural?
Information is power
Singular Nonbinary ‘They’: Is it ‘they are’ or ‘they is’?
Notes on a conjugation
Is Singular 'They' a Better Choice?
The awkward case of 'his or her'
Words in Disguise: Do these seem familiar?
Some words resemble other words enough to make you think you know them. You might not.
See More
Spelling & Pronunciation
Spelling & Pronunciation
10 Words You See But Don't Hear
How to pronounce 10 words with unpredictable stress and vowel sounds
Read
How to Remember the Spelling of 'Definitely'
A definitive answer.
'A' or 'an'? What about before 'h'? An Indefinite Article Guide
'A historic' night or 'An historic' night?
Read
Absent Letters That Are Heard Anyway
They aren't seen but they are heard
Read
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The Many Plurals of 'Octopus'
But which is correct?
Punctuation
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Why do we use apostrophes to show possession?
The shifting role of the apostrophe
A Guide to Using Colons
We'll get to semicolons later.
To Use or Not Use the "?" in Requests
"Would you read this, please."
All About Ellipses ...
How to use them … and talk about them
The Serial Comma Explained
Why don't they call it the Merriam-Webster comma?
See More