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nipple

American  
[nip-uhl] / ˈnɪp əl /

noun

  • nipples
    plural
  1. a protuberance of the mamma or breast where, in the female, the milk ducts discharge; teat.

  2. something resembling it, as the mouthpiece of a nursing bottle or pacifier.

  3. a short piece of pipe with threads on each end, used for joining valves.


nipple British  
/ ˈnɪpəl /

noun

  1. Also called: mamilla, papilla, teat. the small conical projection in the centre of the areola of each breast, which in women contains the outlet of the milk ducts

  2. something resembling a nipple in shape or function

  3. Also called: grease nipple. a small drilled bush, usually screwed into a bearing, through which grease is introduced

  4. an informal word for dummy

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

nipple Scientific  
/ nĭp′əl /
  1. A small projection near the center of the mammary gland. In females, the nipple contains the outlets of the milk ducts.


Usage

What is a nipple? A nipple is the part of the breast that sticks out at the center of the areola in mammals, as in Dogs have different numbers of nipples depending on size and breed. Nipple can also refer to something that resembles this body part, such as the end of a baby’s bottle or pacifier, as in Joe carefully put the nipple back on the baby’s bottle after filling it with milk. Example: The department store purchased a dozen mannequins that did not have nipples on their breasts.

Other Word Forms

Derived Forms

Inflected Forms

Nouns

Etymology

Origin of nipple

1520–30; earlier neble, nib ( b ) le, nepil; perhaps akin to nib; compare Danish nip point; see -le

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

See Examples For:

Only one, located at 9 o’clock and close to the nipple, slightly concerned Margolies, even though it hadn’t changed in size or shape.

From The Wall Street Journal ● May 4, 2026

Two years later he arranged to have part of his leg frozen and a nipple removed.

From BBC ● May 9, 2024

“That’s it!” the nurse exclaimed, as another nurse hurried my newborn up to my nipple.

From Salon ● Jan. 19, 2024

The newborn kitten quickly uses its nose to navigate toward the nearest nipple and get its first sip of nourishing colostrum and milk.

From National Geographic ● Jan. 2, 2024

And I guess now was my moment to believe in the Port-a-Cath, which was an IV tube that had been surgically implanted under the skin a couple of inches above Jeffrey’s right nipple.

From "Drums, Girls, and Dangerous Pie" by Jordan Sonnenblick

Given that many mammal species have litters, many nipples were required to nurse rapidly growing beasts in a world still full of strange, often immense reptiles.

From Slate ● Aug. 13, 2024

Sore, cracked or bleeding nipples due to latching issues, and low or high milk supply are common problems.

From BBC ● Aug. 10, 2024

Mazakpwe cited a range of lactation issues mothers can face, from sore nipples to babies born too sick or too weak to suckle and stimulate milk production.

From Seattle Times ● Jun. 1, 2024

Joker has always been more fun to watch than a flying bat with rubber nipples anyway.

From Salon ● Apr. 27, 2024

I kneeled down and pressed the palm of my hand against the pig’s belly above the nipples.

From "The Omnivore's Dilemma" by Michael Pollan

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