Definition of megascopically in US English:

megascopically

adverb

Geology
  • By or to the naked eye; macroscopically.

Origin

Late 19th century; earliest use found in The Century Dictionary. From megascopic + -ally, after microscopically or macroscopically.

Pronunciation

megascopically

/ˌmɛɡəˈskɒpɪkli/