eˈleventh

/ ɪˈlɛvənθ /

adjective

1. usually prenominal
   1. coming after the tenth in numbering or counting order, position, time, etc; being the ordinal number of eleven: often written 11th
   2. ( as pronoun )

      the eleventh in succession

noun

1. 1. one of 11 equal or nearly equal parts of an object, quantity, measurement, etc
   2. ( as modifier )

      an eleventh part

2. the fraction equal to one divided by 11 ( 1 11 )
3. music
   1. an interval of one octave plus one fourth
   2. See eleventh chord