Probably from Celtic words cognate with Welsh ir, yr "green, fresh" + afon "water".
Having quarrelled with her husband, Robert Buchan, a potter of Greenock, she settled with her children in Glasgow, where she was deeply impressed by a sermon preached by Hugh White, minister of the Relief church at Irvine.
In 1764, with the aid of his assistant, William Irvine (1743-1787), he further measured the latent heat of steam, though not very accurately.
The town is governed by a provost and council, and unites with Irvine, Inveraray, Campbeltown and Oban in returning one member to parliament.
Still, according to Murray and Irvine, finely divided colloidal clay is to be found in all parts of the ocean however remote from land, though in very small amount, and there is less in tropical than in cooler waters.