How do I Say and Write
"Thousand" in Korean?

Pronunciation : Thou"sand
Part of Speech : n.
Etymology : [OE. ?ousend, ?usend, AS. ?usend; akin to OS. thusundig, thusind, OFries. thusend, D. duizend, G. tausend, OHG. t, d, Icel. ?usund, ?ushund, Sw. tusen, Dan. tusind, Goth. ?usundi, Lith. tukstantis, Russ. tuisiacha; of uncertain origin.]
Definition : 1. The number of ten hundred; a collection or sum consisting of ten times one hundred units or objects.

2. Hence, indefinitely, a great number. A thousand shall fall at thy side, and ten thousand at thy right hand. Ps. xci. 7.

Note: The word thousand often takes a plural form. See the Note under Hundred.

3. A symbol representing one thousand units; as, 1,000, M or CI.
Source : Webster's Unabridged Dictionary, 1913

Pronunciation : Thou"sand
Part of Speech : a.
Definition : 1. Consisting of ten hundred; being ten times one hundred.

2. Hence, consisting of a great number indefinitely. "Perplexed with a thousand cares." Shak.
Source : Webster's Unabridged Dictionary, 1913