Definition of rarefactional in English:

rarefactional

adjective

  • Of, relating to, or characterized by rarefaction.

Origin

Early 20th century. From rarefaction + -al. Compare earlier rarefactive.

Pronunciation

rarefactional

/ˌrɛːrɪˈfakʃən(ə)l//ˌrɛːrɪˈfakʃ(ə)n(ə)l/