The English word for 19 is nineteen, which is a cardinal number word.

The British pronunciation is [?na?n'ti?n]; the American pronunciation is [?na?n'ti?n].

The so-called cardinal number, understood in mathematics, is a number that can be compared. Cardinal words in English are used to describe the quantity of something. Therefore, the definition of cardinal numerals is: numerals that describe the quantity of things are called cardinal numerals.

Related examples:

1. My?father?had?been?transferred?to?Japan?when?I?was?nineteen?years?old.?

When I was nineteen, my father was transferred to Japan.

2. It?had?been?nineteen?years?since?Yellow?Emperor?unified?the?country.?

It has been nineteen years since the Yellow Emperor ruled the world.

Extended information:

Derivative vocabulary of nineteen: nineteenth.

nineteenth

English [?na?n'ti:nθ] ? American [na?n?tinθ] ?

n. Nineteenth; ten One in nine.

adj. Nineteenth; one-nineteenth.

I?watched?the?nineteenth?episode?of?PRISON?BREAK?one?time?at?school?this?noon.?

Today at noon, I watched at school Watched the nineteenth episode of "Prison Break" again.

Expression form of cardinal number words:

The cardinal number words from 11 to 19.

Eleven, twelve, thirteen, fourteen, fifteen, sixteen, seventeen, eighteen, nineteen.

Except eleven, twelve, thirteen, fifteen and eighteen as special forms, fourteen, sixteen, seventeen and nineteen are all formed by adding the suffix -teen to the single digit form.