Th

1.

In Old English, the article the, when the following word began with a vowel, was often written with elision as if a part of the word. Thus in Chaucer, the forms thabsence, tharray, thegle, thend, thingot, etc., are found for the absence, the array, the eagle, the end, etc.

Noun	1.	Th - the fifth day of the week; the fourth working day Synonyms: Thursday
	2.	Th - a soft silvery-white tetravalent radioactive metallic element; isotope 232 is used as a power source in nuclear reactors; occurs in thorite and in monazite sands Synonyms: atomic number 90, thorium

(networking)

th - The country code for Thailand.

Thursday, weekday