JERUSALEM (JTA)—The first editor of the Oxford English Dictionary thought the term “anti-Semite” would be short lived and thus did not include it in the original edition of the massive lexicon.

A 1900 letter by the editor, James Murray, explaining why he omitted the term was discovered recently in the archives of the National Library of Israel in Jerusalem and placed online. The OED was first published in several installments between 1884 and 1928.

Murray, a British lexicographer, was writing to scholar and anti-Zionist Claude Montefiore, great-nephew of Moses Montefiore, one of the most impor...