The title page of the Shakespeare First Folio, 1623. The term folio, from the Latin folium (leaf), has three interconnected but distinct meanings in the world of books and printing. It is firstly a term for a common method of arranging sheets of paper into book form, folding the sheet only once, and a term for a book made in this way.
Quick Answer. Symptoms of a burning or burn on the tongue include pain, redness and swelling, notes Healthline. More severe burns can result in blisters and even blackened skin. Those with burning tongue syndrome experience the burning pain associated with a tongue burn, but without the hot food or drink that causes it.
A number of different conditions can result in pain and/or the presence of abnormalities, bumps, ulcers, or sores or spots on the tongue as well as symptoms like pain, swelling, or burning of the tongue. Problems with the tongue can result from infections, tumors, chronic medical conditions, trauma, or toxins. Inflammation of the tongue is medically known as glossitis. Pain in the tongue is known as glossodynia. Inflammation may occur on the sides of the tongue, the tip of the tongue, on the back of the tongue, or throughout the tongue.