catadromous
A Word with Greek Root, Prefix or Suffix
catadromous
moving down to sea to spawn, opposite of anadromous
为产卵顺流而下的
Dissection of catadromous
catadromous = cata- (down, completely, according to, against) + drom (a running; course; track) + -ous (full of, of)
(of fish) moving down along a course
(of fish) moving down from fresh water to a sea to spawn
Important roots for this word:
drom
Note: You may sometimes find that a vowel such as o is often inserted between two roots, as o inserted between phon and graph in phonograph = phon + o + graph, the reason is for easy pronounciation. Another example is archaeology = archae + o + logy