1

third

play
adjective \ ˈthərd \

Definition of third

1 a :being next after the second in place or time
  • the third taxi in line
b :ranking next after the second of a grade or degree in authority or precedence
  • served as third mate
c :being the forward speed or gear next higher than second especially in a motor vehicle
2 a :being one of three equal parts into which something is divisible
  • a third share of the money
b :being the last in each group of three in a series
  • take out every third card

third

or thirdly adverb

Examples of third in a Sentence

  1. We sat in the third row.

  2. the third house on the left

  3. C is the third letter in the alphabet.

  4. That's the third time I've seen him today.

  5. The office is on the third floor.

  6. Do you have a third choice?

  7. a third share in the profits

  8. a third pound of cheese

Recent Examples of third from the Web

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'third.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

Origin and Etymology of third

Middle English thridde, thirde, from Old English thridda, thirdda; akin to Latin tertius third, Greek tritos, treis three — more at three


2

third

noun

Definition of third

1 a :one that is number three in a series — see Table of Numbers
b :one that is next after second in rank, position, authority, or precedence
  • the third in line
2 :one of three equal parts of something
  • a third of the pie
4 :the third forward gear or speed especially of a motor vehicle
5 a :the musical interval embracing three diatonic degrees
b :a tone at this interval; specifically :mediant
c :the harmonic combination of two tones a third apart
6 thirds plural :merchandise whose quality falls below the manufacturer's standard for seconds

Examples of third in a Sentence

  1. The win was his third of the year.

  2. a third of the pie

  3. Rent costs two-thirds of my paycheck.

  4. She divided the cookie into thirds.

Recent Examples of third from the Web

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'third.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

First Known Use of third

14th century



THIRD Defined for English Language Learners

third

play
adjective

Definition of third for English Language Learners

  • : occupying the number three position in a series

  • : next to the second in importance or rank

  • : equal in size, value, amount, etc., to one third of something


third

noun

Definition of third for English Language Learners

  • : something that is third : the third thing in a series

  • : one of three equal parts of something

  • : the third forward gear or speed of a vehicle


THIRD Defined for Kids

1

third

play
adjective \ ˈthərd \

Definition of third for Students

:coming right after second

2

third

noun

Definition of third for Students

1 :number three in a series
2 :one of three equal parts


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