Meaning and origin of the word keel

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keel

Definition of keel:

part of speech: noun

To plough with a keel, to navigate: to turn keel upwards.
part of speech: noun

The part of a ship extending along the bottom from stem to stern, and supporting the whole frame: a low flat- bottomed boat: ( bot.) the lowest petals of the corolla of a papilionaceous flower.
part of speech: noun

The principal and lowest timber in a ship, extending from stem to stern, and supporting the whole frame; a low flat- bottomed vessel; in bot., a projecting ridge, rising along the middle of a flat or curved surface; the two lowermost, and more or less combined, petals of a papilionaceous corolla.
part of speech: verb

To navigate; to turn keel upwards.

Common misspellings:

Sea Room