nineteenth

num. coming after the eighteenth and before the twentieth.

num. the ordinal form of the number nineteen, indicating a position in a sequence.

“Her nineteenth birthday is next Tuesday, so we are planning a party.”

“The nineteenth century was a period of unprecedented industrial growth and social transformation across Europe.”

n. one of nineteen equal parts of a whole.

n. one of nineteen equal parts into which a whole is or may be divided.

“If you divide the cake into nineteen pieces, each piece is one nineteenth.”

“The surveyor calculated that a nineteenth of the total land area would be lost to the rising water levels.”