acastóir

Irish

Alternative forms

• acaistear, agaistéir

Etymology

From ath- +‎ castóir

Pronunciation

• (Munster) IPA^(key): /ˌɑkɑsˠˈt̪ˠoːɾʲ/
• (Connacht) IPA^(key): /ˈaˌkasˠt̪ˠoːɾʲ/
• (Ulster) IPA^(key): /ˈaˌkasˠt̪ˠaɾʲ/

Noun

acastóir m (genitive singular acastóra, nominative plural acastóirí)

1. axle

Declension

Declension of acastóir

Third declension

Bare forms: Case Singular Plural Nominative acastóir acastóirí Vocative a acastóir a acastóirí Genitive acastóra acastóirí Dative acastóir acastóirí

Forms with the definite article: Case Singular Plural Nominative an t-acastóir na hacastóirí Genitive an acastóra na n-acastóirí Dative leis an acastóir don acastóir leis na hacastóirí

Derived terms

• acastóir cromáin (“crank-axle”)
• acastóir tiomána (“drive axle”)
• bosca acastóra (“axle-box”)
• dealg acastóra (“linchpin”)
• líneáil acastóra (“lining of axle”)
• pionna acastóra (“axle-pin”)
• seafta acastóra (“axle-shaft”)

 

Mutation

Irish mutation
Radical	Eclipsis	with h-prothesis	with t-prothesis
acastóir	n-acastóir	hacastóir	t-acastóir
Note: Some of these forms may be hypothetical. Not every possible mutated form of every word actually occurs.

Further reading

• Ó Dónaill, Niall (1977) “acastóir”, in Foclóir Gaeilge–Béarla, Dublin: An Gúm, →ISBN
• de Bhaldraithe, Tomás (1959) “acastóir”, in English-Irish Dictionary, An Gúm
• “acastóir”, in New English-Irish Dictionary, Foras na Gaeilge, 2013-2024