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thirtieth

thirtieth

5 1.0
Being number thirty in order
  • adjective
  • /ˈθɜrtiəθ/
translation icon : trigésimo
  • The Family Planning Center will celebrate its thirtieth birthday next year.
  • thirtieth anniversary
  • thirtieth anniversary commemoration
  • celebrated its thirtieth

Examples

  • Like a thirtieth anniversary party for a divorced couple.

  • My grandmother took me on a bus tour of Eastern Europe for my thirtieth birthday.

    Blog text (18)
  • On this point, the thirtieth anniversary of the movement was the occasion for more careful reflection.

    Academic text (2000)
  • What more can you ask of a thirtieth birthday than a deep slumber?

    Fiction book (1998)
  • We celebrated Billy's thirtieth birthday in his small Menlo Park apartment.

    Fiction book (1999)
  • Holding his magic sword, Stan left the elevator on the thirtieth floor and cautiously approached his office.

    Fiction book (2001)
  • Next month, I will turn thirtieth and celebrate with all my friends.

  • The thirtieth page of the book contains the main event of the story.

  • My brother's thirtieth wedding anniversary party was a grand affair.

Synonyms

30th
vsthirtieth
53 1.0

The position that comes after the twenty-ninth in a list

is written in full word form rather than using digits

How Late

hundredth
7 1.0
thirtieth
5 1.0
twentieth
48 1.0
tenth
35 1.0
first
7 1.0

Surface Forms

thirtieth positive

Morphology

thirtieth = thirty (transparent) = thirty + th

A regular ordinal formed from the cardinal 'thirty' with the expected orthographic change (y -> i) before the suffix '-th'.

Etymology

The word thirtieth is formed from thirty and the ending -th, which makes a number show its place; thirty comes from three and ten, so as an adjective thirtieth describes something that is 'in the 30th place'.