1the lengthwise timber or steel structure along the base of a ship, supporting the framework of the whole, in some vessels extended downwards as a ridge to increase stability.
literary a ship:to buy a new keel with my gold, And fill her with such things as she may hold
2 Zoology a ridge along the breastbone of many birds to which the flight muscles are attached; the carina.
3 Botany a prow-shaped pair of petals present in flowers of the pea family.
ზმნა
Universal
(of a boat or ship) turn over on its side; capsize:it’s going to take more wind to make this boat keel over
informal (of a person or thing) fall over; collapse:a wardrobe was about to keel over on top of him
