foghorn

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Related to foghorns: Fog signal

foghorn

a mechanical instrument sounded at intervals to serve as a warning to vessels in fog
Collins Discovery Encyclopedia, 1st edition © HarperCollins Publishers 2005
The following article is from The Great Soviet Encyclopedia (1979). It might be outdated or ideologically biased.

Foghorn

 

an electroacoustic device of the diaphragm type installed in lighthouses and shore beacons; used to produce a shrill, high-pitched signal that can be heard on board a ship during periods of fog or reduced visibility. The signal of a foghorn is audible at distances up to 15 nautical miles.

The Great Soviet Encyclopedia, 3rd Edition (1970-1979). © 2010 The Gale Group, Inc. All rights reserved.

foghorn

[′fäg‚hȯrn]
(navigation)
A horn used as a fog signal.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.
References in periodicals archive ?
Foghorn Requiem is now being redeveloped as an educational resource for use in schools across the UK
Some asked why, when technology such as radar and GPS is commonplace, do foghorns still need to be used?
Thousands of pop fans were at Sunderland's Stadium of Light for the North East Live event while the foghorn at Souter lighthouse together with ships out at sea and brass bands on shore created an unique musical performance.
Foghorns are being gradually decommissioned and replaced with new satellite navigation technology.
He added: "I was at sea for more than 20 years and was always glad of lighthouses and foghorns."
THE sound of ferry foghorns on the River Mersey has made it into the top ten of the nation's favourite seaside sounds.
The Foghorn Requiem, created by artists Lise Autogena and Joshua Portway, incorporates the sound of foghorns as part of a unique musical score composed by celebrated British composer, Orlando Gough.
When shadows fall and day is done For this lofty tower work has just begun, The flashing light like a pointing finger shows Seafarers a safer path to go, And on those days when mist and fog abound From this tower the mournful wail of foghorns sound, Until the welcome sun shines warm once more To lift the veil from sea and shore The mournful wail of foghorns fade their sighs Replaced by the soaring seagulls' cries, Now if perchance you climb the winding stair To the balcony, where, you can see far and wide Across the sea and the surrounding countryside.
They were met with a noisy barrage of foghorns, alarms and whistles.
Used for centuries to guide ships away from the rocks, foghorns across the country are gradually being decommissioned as vessels rely more on satellite navigation.
It'll soon dry" Ships foghorns and steam trains Who'll buy them today?
Advances in technology - notably GPS (Global Positioning System) - look like consigning lighthouses' flashing beams and foghorns to memory.