I. third 1 /θɜːd $ θɜːrd/ BrE AmE adjective
[ Language: Old English ; Origin: thridda , thirdda ]
1 . coming after two other things in a series:
in the third century
her third birthday
2 . third time lucky British English , (the) third time’s the charm American English spoken used when you have failed to do something twice and hope to be successful the third time
—third pronoun :
I’m planning to leave on the third (=the third day of the month) .
—thirdly adverb
II. third 2 BrE AmE noun [countable]
1 . one of three equal parts of something:
Divide it into thirds.
third of
A third of these jobs are held by women.
one-third/two-thirds
Two-thirds of the profits are given to charities.
2 . the lowest type of degree that is given by a British university