Greek letter

== English == === Adjective === Greek letter (not comparable) (US) Alternative spelling of Greek-letter. ==== Usage notes ==== The term Greek letter may be used to describe fraternities and sororities generally, and honor societies in some cases, irrespective of whether the name of the organization actually contains letters of the Greek alphabet. === Noun === Greek letter (plural Greek letters) Used other than figuratively or idiomatically: see Greek,‎ letter. A letter of the Greek alphabet. === References ===