viscera

/V IH1 S ER0 AH0/
noun
  1. 1

    Collectively, the internal organs of the body, especially those contained within the abdominal and thoracic cavities, such as the liver, heart, or stomach.

  2. 2

    The intestines.

noun
  1. 1

    One of the organs, as the brain, heart, or stomach, in the great cavities of the body of an animal; especially used in the plural, and applied to the organs contained in the abdomen.

  2. 2

    Specifically, the intestines.

Source: https://en.wiktionary.org/wiki/viscera, https://en.wiktionary.org/wiki/viscus