name: A surname (very rare: popularity rank in the U.S.: #73148)
noun: A letter (capital Ð, small ð) introduced into Old English to represent its dental fricative, then not distinguished from the letter thorn, no longer used in English but still in modern use in Icelandic, the IPA and other phonetic alphabets to represent the voiced dental fricative "th" sound as in the English word then. The letter is also used in Faroese, but is generally silent in that language.
noun: A short form of the female given name Ethel.
noun: (rail transport, UK) Initialism of electric train heat/heating.
