Definitions for



Overview of noun th

The noun th has 2 senses? (no senses from tagged texts)
1. Thursday, Th

(the fifth day of the week; the fourth working day)

2. thorium, Th, atomic number 90

(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)

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