plural of zero period

A technique for avoiding clutter in one's e-mail inbox by immediately dealing with incoming messages according to various strategies.

(grammar) The non-appearance of an article before a noun.

plural of patient zero

Cold temperatures of approximately zero degrees. / The property of a casting having no chill (hardened surface). / (informal) Lack of any good qualities.

plural of absolute zero

(language education, grammar) 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).

plural of zero conditional

(mathematics, of a function) Being equal to the zero function and not merely zero at a particular point in its domain.

Resulting in neither a surplus or deficit because gains and losses cancel out.