English Reference
adjective · noun

conditional

adj. · n.
US /kənˈdɪʃənəɫ/ UK /kəndˈɪʃənəl/ con·di·tion·al UK spelling conditionals

  1. 01 B2 Upper Intermediate

    adj.only happening or true if something else happens first.

    adj.subject to or dependent on one or more conditions being met.

    Simple

    The bank gave them a conditional offer on the house, depending on a survey.

    In context

    The peace treaty remained conditional upon the immediate withdrawal of all foreign troops from the disputed border regions.

  2. 02 B2 Upper Intermediate Technical Science

    adj.describing a sentence or word that shows a condition, often using 'if'.

    adj.expressing a condition or supposition; typically used to describe clauses or moods that indicate a hypothetical scenario.

    Simple

    In the sentence 'If it rains, we will stay home,' the first part is a conditional clause.

    In context

    The student struggled to master the third conditional, which requires the past perfect in the 'if' clause and 'would have' in the main clause.

    Usage

    In linguistics, this often refers to 'if-then' structures.

  3. 03 C1 Advanced Technical Computing

    n.a sentence or a piece of computer code that starts with 'if'.

    n.a statement, proposition, or grammatical mood that expresses a condition; in programming, a logic gate that branches based on a boolean value.

    Simple

    The programmer added a conditional to the code to check if the user was logged in.

    In context

    The algorithm uses a series of nested conditionals to determine the optimal routing path based on real-time traffic data.

    if statement

In late January, Marineland was given conditional approval by the federal government to export the animals.

Toronto Sun· 5 Sept 2026

From French conditionnel, from Old French condicionel, equivalent to condition + -al.

Etymology adapted from Wiktionary, available under CC BY-SA 4.0.

This entry
Level B2 · Upper Intermediate
Frequency Frequent
Updated