DEFINITION of -doch-

duct (see also: dolich-); The element -doch- appears inside compound anatomical terms to denote a duct, passage, or conveying channel that carries a fluid (such as bile) from one structure to another. You see it most clearly in hepatobiliary anatomy: the ductus choledochus is the common bile duct that conveys bile from the liver and gallbladder into the duodenum, and related derivative terms keep the -doch- piece as the “duct” morpheme.
So while it is not a productive everyday prefix or suffix like -itis or -ectomy-doch- functions as a combining root that reliably signals “duct/channel” in specific anatomic names.


ETYMOLOGY of -doch-

greek dochos; - From Ancient Greek δοχός (dokhós) / δέχομαι (déchomai), meaning “to receive, to take, to accept,” giving the sense of a receptive channel that takes in or carries fluid.

  • In χοληδόχος (cholēdóchos), “gall-bile holding/receiving,” this becomes the classical source of choledochus (common bile duct), where cholē— = bile and -doch- = “receiving/duct.”
  • Latinized into anatomical Latin as ductus choledochus, then carried forward unchanged into modern medical terminology.

RELATED TERMS to -doch-

| -doch- | duct | - | |:----------:|:----:|:------:| | angi- | YES | vessel | | por- | YES | passage, opening, pore, cavity |


DERIVATIONS of -doch-

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Med roots dictionary Appendix A Prefixes Appendix B Combining Forms Appendix C Suffixes Appendix D Suffix forms