zero conditional

Noun

 * 1)  A structure used to talk about general truths or facts, containing an "if" clause (with a verb in the present tense) and a main clause  (with a verb in the present tense).
 * "If it rains, the ground gets wet" is an example of a zero conditional.

Coordinate terms

 * first conditional
 * second conditional
 * third conditional
 * mixed conditional