Definition of "second opinion" []

• An appraisal or diagnosis by a knowledgeable professional, such as a lawyer or physician, who has been consulted in order to confirm or disconfirm the advice or view of another person previously consulted. (noun)

Wiktionary.org : Text is available under the Creative Commons Attribution-ShareAlike License

• "The second opinion of a nutrition-oriented specialist or naturopath who is also an MD is the best of both worlds, and provides a rare perspective that is not limited by major blind spots in training and knowledge."
• "A second opinion has been entertained, which is, that, in times anterior to the records either of history or tradition, the bed of the ocean, the principal residence of the shelled tribe, has, by some great convulsion of nature, been heaved to the heights at which we now find shells and other remains of marine animals."