Usage examples for extraneous
The country is the real thing, the substantial thing, the eternal thing; it is the thing to watch over, and care for, and be loyal to; institutions are extraneous, they are its mere clothing, and clothing can wear out, become ragged, cease to be comfortable, cease to protect the body from winter, disease, and death. – A Connecticut Yankee in King Arthur's Court, Part 3. by Mark Twain (Samuel Clemens)
Each person working in the medical industry sometimes needs to know how to define a word from medical terminology. For example - how to explain extraneous? Here you can see the medical definition for extraneous. Medical-dictionary.cc is your online dictionary, full of medical definitions.