a, o, e, g, l, n, r, t, i are letters that make 'internal organ'
organ, ER, OR, AN, te, NT, intern, RN, inter, internal, in, ern, tern, AL, IN, Al, Er, Ga, In, Rn, Rg, Na, Te, RNA, GA are words within 'internal organ'
1 possible definitions for 'internal organ'
Under this definition, internal organ is a noun and has the following properties:
viscus has the same meaning as internal organ
'internal organ' can be a type of organ.
pump, heart, gut, ticker, breadbasket, excretory organ, urinary organ, entrails, viscera, innards, liver, stomach, tummy, tum, respiratory organ, intestine, bowel, hindgut are types of 'internal organ'.