A Problem.—“Something you can’t find out.”
Hypotenuse.—“A certain thing is given to you, or it means let it be granted that such and such a thing is equal or unequal to something else.”
“If there are no units in a number you have to fill it up with all zeros.”
“Units of any order are expressed by writing in the place of the order.”
“A factor is sometimes a faction.”
“If fractions have a common denominator, find the difference in the denominator.”
“Interest on interest is confound interest.”
Grammar.
“Grammar is the way you speak in 9 different parts of speech; it is an art divided in 4 quarters—tortology is one, and sintax one more.”
An Abstract Noun.—“Something you can think of, but not touch—a red-hot poker.”