eleventh

American  

[ih-lev-uhnth] / ɪˈlɛv ənθ /

adjective

1. next after the tenth; being the ordinal number for 11.

2. being one of 11 equal parts.

---

noun

1. an eleventh part, especially of one (1/11).

2. the eleventh member of a series.

eleventh British  

/ 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

Etymology

Origin of eleventh

before 1000; Middle English enleventh, enlefte, Old English endlyfta (akin to Old Frisian andlofta, Old Saxon ellifto ). See eleven, -th ²

Example Sentences

The S&P 500 rose 0.4% towards a record close, and the Nasdaq Composite gained 1% for its eleventh consecutive daily rise.

From Barron's • Apr. 15, 2026

Oil futures took another swift dive on Tuesday as world leaders consider releasing emergency supplies as the Iran conflict stretched into an eleventh day.

From MarketWatch • Mar. 10, 2026

It manages to eke out its message in the eleventh hour, but it feels too little too late in our cultural moment, despite its evergreen importance.

From Los Angeles Times • Nov. 6, 2025

The school district also tried to radically change its argument at the eleventh hour by expanding it.

From Slate • Jul. 9, 2025

"This is the eleventh time my boots have been polished," Mike said.

From "The Sun Also Rises" by Ernest Hemingway