Flu vs. Flue

Flunoun

Influenza.

Flunoun

(informal) Stomach flu.

Flunoun

an acute febrile highly contagious viral disease

Flunoun

influenza

Fluenoun

A pipe or duct that carries gaseous combustion products away from the point of combustion (such as a furnace).

Fluenoun

An enclosed passageway in which to direct air or other gaseous current along.

Fluenoun

A woolly or downy substance; down, nap; a piece of this.

Fluenoun

In an organ flue pipe, the opening between the lower lip and the languet.

Fluenoun

An inclosed passage way for establishing and directing a current of air, gases, etc.; an air passage

Fluenoun

In an organ flue pipe, the opening between the lower lip and the languet.

Fluenoun

Light down, such as rises from cotton, fur, etc.; very fine lint or hair.

Fluenoun

flat blade-like projection on the arm of an anchor

Fluenoun

organ pipe whose tone is produced by air passing across the sharp edge of a fissure or lip

Fluenoun

a conduit to carry off smoke

Fluenoun

a duct for smoke and waste gases produced by a fire, a gas heater, a power station, or other fuel-burning installation

Fluenoun

a channel for conveying heat.

Flue

A flue is a duct, pipe, or opening in a chimney for conveying exhaust gases from a fireplace, furnace, water heater, boiler, or generator to the outdoors. Historically the term flue meant the chimney itself.