Illustration of diaper
- diaper 2
1
: a fabric with a distinctive pattern:
a
: a rich silk fabric
b
: a soft usually white linen or cotton fabric used for tablecloths or towels
2
: an allover pattern consisting of one or more small repeated units of design (such as geometric figures) connecting with one another or growing out of one another with continuously flowing or straight lines
3
: a basic garment for infants consisting of a folded cloth or other absorbent material drawn up between the legs and fastened about the waist
also
: a similar garment especially for incontinent adults
diapered; diapering
ˈdī-p(ə-)riŋ 
1
: to ornament with diaper designs
2
: to put on or change the diaper of (an infant)
Examples of diaper in a Sentence
Recent Examples on the Web
Jordana Comiter, People.com, 27 May 2025
While there are ways to determine if your baby is being properly nourished, like counting diaper output, researchers at Northwestern University felt there must be an easier and more updated method.
—Melissa Willets, Parents, 26 May 2025
Andre Mouchard, Oc Register, 18 May 2025
From laundry detergents to diaper pail deodorizers, Arm & Hammer Baby is committed to ensuring that only the highest quality ingredients are used.
—Amber Smith, Discover Magazine, 22 Apr. 2023
See All Example Sentences for diaper
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Noun
Two months later, the NBA star shared photos on Instagram of his newborn babies, including one of them wearing New York Knicks jerseys over their diapers.
—Jordana Comiter, People.com, 27 May 2025
While there are ways to determine if your baby is being properly nourished, like counting diaper output, researchers at Northwestern University felt there must be an easier and more updated method.
—Melissa Willets, Parents, 26 May 2025
Verb
Aging demographics are reshaping everything from retirement plans and immigration patterns to diaper sales and popular ideals about beauty.
—Andre Mouchard, Oc Register, 18 May 2025
From laundry detergents to diaper pail deodorizers, Arm & Hammer Baby is committed to ensuring that only the highest quality ingredients are used.
—Amber Smith, Discover Magazine, 22 Apr. 2023
See All Example Sentences for diaper
Cite this Entry
“Diaper.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/diaper. Accessed 4 Jun. 2025.
Copy CitationKids Definition
diaper
1 of 2 noun
di·a·per
ˈdī-(ə-)pər
1
: a usually white linen or cotton fabric woven in a pattern formed by the repetition of a simple design
also
: the design on such cloth
2
: a garment for infants consisting of a piece of absorbent material drawn up between the legs and fastened about the waist
diaper
2 of 2 verb
diapered; diapering
-p(ə-)riŋ
1
: to decorate with diaper designs
2
: to put a diaper on
diaper a baby
Medical Definition
diaper
1 of 2 noun
di·a·per
ˈdī(-ə)-pər
: a basic garment especially for infants consisting of a folded cloth or other absorbent material drawn up between the legs and fastened about the waist
diaper
2 of 2 transitive verb
diapered; diapering
-p(ə-)riŋ
: to put on or change the diaper of (an infant)
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