gavage

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n.

Introduction of nutritive material into the stomach by means of a tube.

[French, from gaver, to force down the throat, ultimately from Old French gave, throat, from Vulgar Latin *gaba.]

The process of feeding liquids by tube directly into the stomach.

[Fr.]
1. forced feeding or irrigation through a tube passed into the stomach. See also tube feeding, gastric lavage.
2. superalimentation.

[F.]  /ga VAZH/  introduction of material into the stomach by a tube: forced-feeding (as of poultry or infants)