mainsail

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mainsail

Nautical the largest and lowermost sail on the mainmast

mainsail

[′mān·səl]
(naval architecture)
The principal sail of a sailing vessel, carried on the mainmast.

MAINSAIL

References in classic literature ?
But, the succeeding fraction of a moment, so that Jerry, leaping, missed even the shadow of it, the mainsail, with a second crash of blocks on traveller, had swung across and filled on the other tack.
A GROUP of youngsters who didn't know their gunwales from their mainsails until a few days ago will this week be taking part in a prestigious sailing event.
The GBR crew had been changing mainsails, responding to a changing breeze, when the five-minute gun sounded, catching them unaware.
Conwy MP Betty Williams and TV presenter and choral chief Alwyn Humphreys will also be there flapping like mainsails in the wind.
As catamaran mainsails generally aren't roller furled, the mainsail can often be a challenge for short-handed sailors, but on the plus side it's a very stable platform to work on.
The dichotomy of a comfortable sailing life however requires extensive systems to be used, such as water makers - to keep endless hot showers and dishwashers going, in-mast furling mainsails, electric winches, generators and many other add-ons, which means the sail away price can soar to six figures upwards for a complete escape capsule.
I've pounded mainsails into submission as I furled them on many booms, never dreaming that a hollow mast could simplify life.
Firstly we focused on mainsails with the goal of setting up the respective mainsails so they flew the same shape, checking both from onboard and the coach boat, with photos of sectional shapes taken for later cross-reference.
Traditionally, mainsails designed for serious offshore work limit the size of the roach (area outside the straight line between clew and head), in order to maximise durability.
Quest earned her second place overall and in IMS Division A despite tearing two mainsails.