What is the meaning of Conservative?

A person who favors maintenance of the status quo.

One who seeks to promote or preserve traditional values or institutions.

One who seeks to promote traditions in a particular domain (e.g. a fiscal conservative or a social conservative).

Cautious, moderate.

Tending to resist change or innovation.

Based on pessimistic assumptions, and on the low side.

Supporting some combination of fiscal, political or social conservatism.

Relating to the Conservative Party.

Neither creating nor destroying a given quantity.

Having power to preserve in a safe or entire state, or from loss, waste, or injury; preservative.

Relating to Conservative Judaism.

Conventional, traditional, and moderate in style and appearance; not extreme, excessive, faddish, or intense.

Not including any operation or intervention (said of a treatment, see conservative treatment)

Having few changes relative to an older form, especially in comparison to related varieties.

That is the gradient of a function.

feminine singular of conservatif

conservative

feminine plural of conservativo

vocative masculine singular of cōnservātīvus

Source: wiktionary.org