n. [ Icel. kjöt flesh; akin to Sw. kött, Dan. kjöd. ] Carrion; any filth. [ Prov. Eng. ] Halliwell. [ 1913 Webster ]

n. [ Perh. of Amer. Indian origin. ] (Zool.) A small salmon (Oncorhynchus keta) of inferior value, which in the autumn runs up all the larger rivers between San Francisco and Kamchatka. [ Webster 1913 Suppl. ]

v. t. [ See Catch. ] To catch. [ Now obs. in spelling, and colloq. in pronunciation. ] [ 1913 Webster ]

To ketch him at a vantage in his snares. Spenser. [ 1913 Webster ]

n. [ Prob. corrupted fr. Turk. qāīq : cf. F. caiche. Cf. Caïque. ] (Naut.) 1. An almost obsolete form of sailing vessel, with a mainmast and a mizzenmast, -- usually from one hundred to two hundred and fifty tons burden. [ 1913 Webster ]

2. (Naut.) In modern usage, a sailing vessel having two masts, with the main mast taller than the aftermost, or mizzen, mast. [ RH ]

Bomb ketch. See under Bomb. [ 1913 Webster ]

n. A hangman. See Jack Ketch. [ 1913 Webster ]

pr>(?), n. [ Probably of East Indian origin, because it was originally a kind of East Indian pickles. Cf. also Malay k&ebreve_;chap fish sauce. MW10. ] A pureed table sauce made predominantly from tomatoes, flavored with onions, sugar, salt and spices; called also tomato ketchup. The term is also applied to pureed sauces containing mushrooms, walnuts, etc., being called in such cases mushroom ketchup, walnut ketchup, etc. [ Written also catsup and catchup. ] [ PJC ]

n. [ See Ketone. ] (Chem.) One of a series of organic bases obtained by the reduction of certain isonitroso compounds of the ketones. In general they are unstable oily substances having a pungent aromatic odor. [ 1913 Webster ]

‖n. (Bot.) The name of certain African species of Hibiscus, cultivated for the acid of their mucilage. [ Written also ketmia. ] [ 1913 Webster ]

n. [ Ketone + indol. ] (Chem.) One of a series of series of complex nitrogenous substances, represented by methyl ketol and related to indol. [ 1913 Webster ]

Methyl ketol, a weak organic base, obtained as a white crystalline substance having the odor of feces. [ 1913 Webster ]

n. [ Cf. Acetone. ] (Chem.) One of a large class of organic substances resembling the aldehydes, obtained by the distillation of certain salts of organic acids and consisting of carbonyl (CO) united with two hydrocarbon radicals. In general the ketones are colorless volatile liquids having a pungent ethereal odor. [ 1913 Webster ]

☞ The ketones are named by adding the suffix-one to the stems of the organic acids from which they are respectively derived; thus, acetic acid gives acetone; butyric acid, butyrone, etc. [ 1913 Webster ]