(finance) A promissory note that pays at maturity the value of the note with no separate interest payments, the effective interest arising from the discounted purchase price.

(idiomatic) To change from a negative to a positive outcome; to improve one's fortunes significantly. / (idiomatic) To become very popular after being unpopular.

plural of zealotry

In the manner of a zealot; zealous; fanatic.

plural of New Zealandism

The status or character of belonging to New Zealand. / A word or phrase of New Zealand; one originating there, or only used there, or having special meaning there.

plural of New Zealander

Without zeal.

(biochemistry) the major structural protein of the peripheral myelin sheath

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