conditional

• conditionall (obsolete)

From Old French condicionel (French conditionnel).

• IPA^(key): /kənˈdɪʃənəl/

conditional (plural conditionals)

1. (grammar) A conditional sentence; a statement that depends on a condition being true or false.
2. (grammar) The conditional mood.
3. (logic) A statement that one sentence is true if another is.

   "A implies B" is a conditional.

   • (Can we date this quote?), L. H. Atwater, (Please provide the book title or journal name), quoted in 'OED':

     Disjunctives may be turned into conditionals

4. (programming) An instruction that branches depending on the truth of a condition at that point.

   if and while are conditionals in some programming languages.

5. (obsolete) A limitation.

   (Can we find and add a quotation of Francis Bacon to this entry?)

• (in logic): if-then statement; material conditional

• (in logic): antecedent
• (in logic): consequent

conditional (not comparable)

1. Limited by a condition.

   I made my son a conditional promise: I would buy him a bike if he kept his room tidy.

   • Bishop Warburton

     Every covenant of God with man […] may justly be made (as in fact it is made) with this conditional punishment annexed and declared.

2. (logic) Stating that one sentence is true if another is.

   "A implies B" is a conditional statement.

   • Whately

     A conditional proposition is one which asserts the dependence of one categorical proposition on another.

3. (grammar) Expressing a condition or supposition.

   a conditional word, mode, or tense

• conditioned
• relative
• limited
• (in logic): hypothetical

• absolute
• categorical
• unconditional