apt

Suitable; appropriate; fit or fitted; suited.

an apt metaphor

apt punishment

Having a habitual tendency; habitually liable or likely; disposed towards.

This tree, if unprotected, is apt to be stripped of its leaves by a leaf-cutting ant.

that lofty pity with which prosperous folk are apt to remember their grandfathers

Ready; especially fitted or qualified (to do something); quick to learn.

a pupil apt to learn

an apt scholar

Abbreviation of apartment.

Where our apt used to be they built a fancy condominium high-rise. Which at a lowly income none of us could ever really quite afford.

Initialism of automation presses tooling.

Initialism of advanced passenger train.

Abbreviation of apartment, preferred by the United States Postal Service; compare Apt. and apt..

Initialism of advanced persistent threat.

The FBI has linked the incident to a North Korean APT it tracks as TraderTraitor, which the agency has been monitoring since 2022 for its attacks on blockchain companies.

Initialism of arbitrage pricing theory.