Irish edit

Etymology edit

ard- (high) +‎ folús (vacuum, void)

Noun edit

ardfholús m (genitive singular ardfholúis, nominative plural ardfholúis)

  1. (physics) high vacuum

Declension edit

Mutation edit

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