- next after the forty-second; being the ordinal number for 43.
- being one of 43 equal parts.
- a forty-third part, especially of one (1/43).
- the forty-third member of a series.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
Examples from the Web for forty-third
On the 15th of February, 1862, he died in the forty-third year of his age.Cleveland Past and Present
He was now in his forty-third year, and at the height of his powers.The Life of Napoleon Bonaparte
William Milligan Sloane
He, with his tragedy in the background, that he could not speak of, in his forty-third year.The Rhodesian
Madame de Chevreuse had then entered upon her forty-third year.Political Women (Vol. 1 of 2)
The forty-third question runs: 'What is the preface to the Ten Commandments?'A Handful of Stars
Frank W. Boreham