piwi

English

Etymology

Short for P-element induced wimpy testis in Drosophila.

Pronunciation

• IPA^(key): /ˈpiwi/

Noun

piwi (plural piwis)

1. (genetics, attributive) A class of genes originally identified as encoding regulatory proteins responsible for maintaining incomplete differentiation in stem cells and maintaining the stability of cell division rates in germline cells.
   • 2015 August 25, David Roquis et al., “The Epigenome of Schistosoma mansoni Provides Insight about How Cercariae Poise Transcription until Infection”, in PLoS Neglected Tropical Diseases‎^[1], volume 9, →DOI:

     However, piwi and tudor-domain containing genes are absent from flukes and tapeworms and no true vasa orthologue has been identified in schistosomes.

2. a small Australian magpie lark, also known as a Murray magpie.

Welsh

Pronunciation

• (North Wales) IPA^(key): /ˈpɪu̯.ɪ/
• (South Wales) IPA^(key): /ˈpɪu̯.i/
• Rhymes: -ɪu̯ɪ

Noun

piwi m (plural piwïaid)

1. pewee

Derived terms

• piwi cefnwyn
• piwi llwydwyn

Mutation

Welsh mutation
radical	soft	nasal	aspirate
piwi	biwi	mhiwi	phiwi
Note: Some of these forms may be hypothetical. Not every possible mutated form of every word actually occurs.