nipple
/ˈnɪp.əl/ noun C1- The projection of a mammary gland from which, on female therian mammals, milk is secreted.
- The nipple (noun sense 1) and the areola together.
- A mechanical device through which liquids or gases can be passed in a regulated manner.
- An artificial nipple (noun sense 1) used for bottle-feeding infants.
- Any small physical protrusion, such as the lumps on the F and J keys on computer keyboards.
- Any small physical protrusion on an automotive, a machine part or any other part that fits into a groove on another part.
- A perforated segment that fits into part of the breech of a muzzle-loading gun, on which the percussion cap is fixed.
- A short tube threaded at both ends, used as a connector.
Plural nipples
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