Как по Английски будет эфемерный

adjective

Existing, happening, or operating in the air.

Примеры использования:

An aerial battle

noun

A rod, wire, or other structure by which signals are transmitted or received as part of a radio or television transmission or receiving system.

Примеры использования:

Immediately below the vision aerial is the aerial for the accompanying sound transmissions.

adjective

Of the form or nature of a gas; gaseous. now chiefly historical.

adjective

Lasting for a very short time.

Примеры использования:

Fashions are ephemeral: new ones regularly drive out the old

noun

An ephemeral plant.

Примеры использования:

Ephemerals avoid the periods of drought as seeds