What does third mean?
Third is the ordinal number after second: it identifies the third item in a sequence, the third position in a ranking, or the third occurrence of an event. It can function as an adjective, as in “the third chapter,” a noun, as in “He finished third,” or an adverb, as in “She placed third.” A third also means one of three equal parts, as in “two-thirds of the audience.” In competition, third commonly signifies the position immediately behind the runner-up and often corresponds to a bronze medal. The word is used across formal and informal English, with its meaning generally clear and neutral. It can also describe a distinct instance or additional occurrence, particularly in phrases such as “a third helping” or “the third time.” Its long history, shared with related forms such as three, thirteen, and thirty, reflects the importance of number three in Germanic languages.
Denoting the member of a sequence that comes after the second.
"The third stage of the process requires careful review."
The adjective is commonly used before a noun, as in “third chapter,” and can also indicate a repeated occurrence or a position in a ranking.
A person or thing in third position; a third-place finish; or one of three equal parts.
"The team earned a third after a close final round."
As a noun meaning a portion, it is commonly used in expressions such as “a third of” or “two-thirds.”
In or to third position.
"She finished third in the championship."
This use is especially common in descriptions of races, competitions, rankings, and assessments.
The plural is used especially for equal portions of a whole, as in “cut into thirds,” and for separate third-place positions.
"The remaining shares were divided into thirds."
Third began as a way of saying “the one after two,” giving one of the simplest numerical ideas a remarkably enduring form.
Reviewed by Deb Chak, Editor. AI-assisted content curated by RJS Tech Solutions LLP.
Where does third come from?
Third descends from Old English þridda, an ordinal formed on the same numerical root represented by three. This root belonged to the Germanic languages and was extended in English through forms such as thirteen, thirty, and thrice. The development of third as an ordinal alongside the basic numeral three illustrates how languages routinely derive sequencing terms from cardinal numbers.
Related word forms
How third is actually used
Third is formal and neutral in most contexts. In competition, “third” usually refers to a position rather than the competitor directly, although “she finished third” is standard. The phrase “third time's the charm” is informal and idiomatic.
Easily confused with third
Third is an ordinal number or position, whereas thirst is the bodily need for something to drink.