‖ n. [ NL., fr. Gr. 'agky`lwsis, fr. 'agkyloy^n to crook, stiffen, fr. 'agky`los crooked: cf. F. ankylose. ] 1. (Med.) The process of formation of a stiff joint; also, the abnormal adhesion and rigidity of the bones of a joint which has become stiff. Dunglison. [ 1913 Webster + AS ]

2. (Anat.) The union of two or more separate bones to from a single bone; the close union of bones or other structures in various animals. [ 1913 Webster ]

v. t. & i. Same as Anchylose. [ 1913 Webster ]

‖n. Same as Anchylosis. [ 1913 Webster ]

‖ n. [ NL., fr. Ankylostoma, var. of Agchylostoma, generic name of one genus of the parasitic nematodes. ] (Med.) A disease caused by the hookworm parasites of the genus Ancylostoma (especially Ancylostoma duodenale), and Necator americanus. Typically, infection in humans occurs in the small intestine. In the small intestine they suck the blood from the wall and, when present in large numbers, produce a severe anaemia. Called also miner's anaemia, tunnel disease, brickmaker's anaemia, Egyptian chlorosis. [ Webster 1913 Suppl. + AS ]

. A law enacted to provide for the regulation and supervision of investment companies in order to protect the public against companies that do not intend to do a fair and honest business and that offer investments that do not promise a fair return; -- so called because the promises made by some investment companies are as boundless or alluring as the blue sky, or, perhaps, because designed to clear away the clouds and fogs from the simple investor's horizon. [ Colloq. ] [ Webster 1913 Suppl. ]

n. 1. an Australian boomerang, having one side flat and the other convex.
Syn. -- kiley. [ 1913 Webster + WordNet 1.5 ]

n. pl. The cattle of the Hebrides, or of the Highlands. [ Scot. ] Sir W. Scott. [ 1913 Webster ]

n. (Zool.) A lark that mounts and sings as it files, especially the common species (Alauda arvensis) found in Europe and in some parts of Asia, and celebrated for its melodious song; -- called also sky laverock. See under Lark. [ 1913 Webster ]

☞ The Australian skylark (Cincloramphus cantillans) is a pipit which has the habit of ascending perpendicularly like a skylark, but it lacks the song of a true lark. The Missouri skylark is a pipit (Anthus Spraguei) of the Western United States, resembling the skylark in habit and song. [ 1913 Webster ]

n. The act of running about the rigging of a vessel in sport; hence, frolicking; scuffing; sporting; carousing. [ Colloq. ] [ 1913 Webster ]

n. A window placed in the roof of a building, in the ceiling of a room, or in the deck of a ship, for the admission of light from above. [ 1913 Webster ]