20th

After the nineteenth

Twentieth, the ordinal form of twenty.

It marks position in a sequence: She finished 20th in the race.

Most often seen in 20th century, referring to the years 1901–2000, or loosely the 1900s.

A 20th anniversary or 20th birthday marks two decades.

century

modernism

Favoring contemporary approaches

postmodernism · decolonization · feminism · communism · fascism · aviation · cinema · television · antibiotics

ordinal

twentieth

Ordinal for twenty

rank · sequence · placement · order · preceding · following · series · listing · enumeration · numbering

anniversary

celebration

Festive event marking occasion

porcelain · toast · tribute · gala · memories · retrospective · reunion · party · gift · congratulations

Opposites
ordinal position in sequence

20th1st

Earliest in order

first · last · 19th · 21st · final

ordinal vs. cardinal number type

20thtwenty

Two times ten

cardinal · 20

century reference

20th1st century

Years 1-100 AD

21st century · ancient · 19th century · medieval · prehistoric

Phrases
Family

20th-century

Familiarity
Top 50,000
Profile
Known to kids · Used worldwide · Timeless · Everyday, not technical · Rated G