大本

dàběn
  1. (literary) foundation; basis
  2. Used other than figuratively or idiomatically: see 大本 (dàběn); 大 (“big”) + 本 (“notebook”)
  3. foundation; basis
  4. short for 大學本科／大学本科 (dàxué běnkē, “bachelor's degree at a university”)

Wiktionary

Entry Composition

=1 大 dà
  1. big; large; great
  2. older (than another person)
  3. eldest (as in 大姐 dàjiě)
  4. greatly; freely; fully
  5. (dialect) father
  6. (dialect) uncle (father's brother)
=1 大 dài see 大夫 dàifu
2 本 běn
  1. (bound form) root; stem
  2. (bound form) origin; source
  3. (bound form) one's own; this
  4. (bound form) this; the current (year etc)
  5. (bound form) original
  6. (bound form) inherent
  7. originally; initially
  8. capital; principal
  9. classifier for books, periodicals, files etc

Containing this entry

大本涅槃经 Dàběn Nièpán Jīng (Buddhism) the Nirvana Sutra
大本营 dàběnyíng
  1. headquarters
  2. base camp
大本钟 Dàběn Zhōng Big Ben