That

(·pron, ·adj, ·conj, ·adv) As a conjunction, that retains much of its force as a demonstrative pronoun.

II. That (·pron, ·adj, ·conj, ·adv) As adverb: To such a degree; so; as, he was that frightened he could say nothing.

III. That (·pron, ·adj, ·conj, ·adv) To introduce, a reason or cause;

— equivalent to for that, in that, for the reason that, because.

IV. That (·pron, ·adj, ·conj, ·adv) As an adjective, that has the same demonstrative force as the pronoun, but is followed by a noun.

V. That (·pron, ·adj, ·conj, ·adv) To introduce a consequence, result, or effect;

— usually preceded by so or such, sometimes by that.

VI. That (·pron, ·adj, ·conj, ·adv) To introduce a purpose;

— usually followed by may, or might, and frequently preceded by so, in order, to the end, ·etc.

VII. That (·pron, ·adj, ·conj, ·adv) To introduce a clause employed as the object of the preceding verb, or as the subject or predicate nominative of a verb.

VIII. That (·pron, ·adj, ·conj, ·adv) In an elliptical sentence to introduce a dependent sentence expressing a wish, or a cause of surprise, indignation, or the like.

IX. That (·pron, ·adj, ·conj, ·adv) As a relative pronoun, that is equivalent to who or which, serving to point out, and make definite, a person or thing spoken of, or alluded to, before, and may be either singular or plural.

X. That (·pron, ·adj, ·conj, ·adv) As a demonstrative pronoun (·pl Those), that usually points out, or refers to, a person or thing previously mentioned, or supposed to be understood. That, as a demonstrative, may precede the noun to which it refers; as, that which he has said is true; those in the basket are good apples.