• (RP) IPA: /ˈdaɪ(ə)pə/
• (GA) IPA: /ˈdaɪ(ə)pɚ/

diaper

1. A textile fabric having a diamond-shaped pattern formed by alternating directions of thread.
2. A towel or napkin made from such fabric.
   • c. 1590–1592, William Shakespeare, “The Taming of the Shrew”, in Mr. William Shakespeares Comedies, Histories, & Tragedies: Published According to the True Originall Copies (First Folio), London: Printed by Isaac Iaggard, and Ed[ward] Blount, published 1623, OCLC 606515358 ↗, [Act I, scene iii]:

     Let one attend him with a silver basin, […] / Another bear the ewer, the third a diaper.

3. (North America) An absorbent garment worn by a baby, by a young child not yet toilet trained, or by an adult who is incontinent; a nappy.
4. The diamond pattern associated with diaper textiles.
5. Surface decoration of any sort which consists of the constant repetition of one or more simple figures or units of design evenly spaced.

• (absorbent garment) nappy (British); napkin (British); napkin (South African)

• French: couche
• German: Windel
• Italian: pannolino
• Portuguese: fralda
• Russian: подгу́зник
• Spanish: pañal

diaper (diapers, present participle diapering; past and past participle diapered)

1. To put diapers on someone.
   • 2019, Michael Bent, ‎Rosalie Bent, Understanding Adult Babies: Their Psychology and Lifestyles

     I diaper myself or she helps Diaper me and sometimes I get to wet them, she knows I like that. And she whispers in my ear that "baby wants to make a cummie in his Diapers […]

   Diapering a baby is something you have to learn fast.
2. To draw flowers or figures, as upon cloth.

   • If you diaper on folds.

• French: langer
• German: windeln, wickeln