Dictionary

a'a en · NOUN

Meanings

1. (alt-of, alternative, uncountable) Alternative form of aa.
   alt of aa
   • A'a is thick, sticky lava which forms jagged, chunky rock when it cools. 1999, A. Ganeri, Violent Volcanoes:
   • I overheard a geologist say that a good pair of boots can be rasped to bits on a‘a in a couple of months. 2004, Richard Fortey, The Earth, Folio Society, published 2011, page 44: