Quantcast
Merriam-Webster Logo
  • Dictionary
  • Thesaurus
  • Scrabble
  • Spanish Central
  • Learner's Dictionary

anadromous

play
adjective anad·ro·mous \ə-ˈna-drə-məs\

Definition of anadromous

  1. :  ascending rivers from the sea for breeding <shad are anadromous> — compare catadromous



Origin and Etymology of anadromous

Greek anadromos running upward, from anadramein to run upward, from ana- + dramein to run — more at dromedary


First Known Use: circa 1753


Seen and Heard

What made you want to look up anadromous? Please tell us where you read or heard it (including the quote, if possible).