eleventh

1 of 2

adjective

elev·​enth -ən(t)th How to pronounce eleventh (audio)
-ᵊmth
1
: being number 11 in a countable series see Table of Numbers
2
: being one of 11 equal parts into which something is divisible
an eleventh share of the money

eleventh

2 of 2

noun

"
plural elevenths
-ən(t)s
-ᵊm(p)s
-ən(t)ths
-ᵊmths
1
: number 11 in a countable series
the eleventh of the month
2
: the quotient of a unit divided by 11 : one of 11 equal parts of anything
one eleventh of the total
3
a
: a musical interval (see interval sense 2c) embracing an octave and a fourth : a musical interval embracing eleven diatonic degrees
b
: a note ten diatonic degrees from another note : a note an octave and a fourth above or below another note
c
: a harmonic combination of two notes that are ten diatonic degrees apart : the musical interval (see interval sense 2c)of an eleventh as a harmonic combination

Word History

Etymology

Adjective

Middle English enlefte, ellefte, enleventhe, elleventhe, adjective & noun, from Old English endleofta, endlyfta (akin to Old High German einlifto eleventh, Old Norse ellifti), from endleofan eleven + -tha -th

Noun

Middle English enlefte, ellefte, enleventhe, elleventhe

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Cite this Entry

“Eleventh.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/eleventh. Accessed 15 Dec. 2025.

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