basin

1. (obsolete) A shallow bowl used for a single serving of a drink or liquidy food.Examples: "[…] Mr. John Knightley, ashamed of his ill-humour, was now all kindness and attention; and so particularly solicitous for the comfort of her father, as to seem—if not quite ready to join him in a basin of gruel—perfectly sensible of its being exceedingly wholesome […]"; "They have a good basin of coffee or cocoa for breakfast […]"; "He rose from the table; and advancing to the master, basin and spoon in hand, said: somewhat alarmed at his own temerity: ¶ ‘Please, sir, I want some more.’"obsolete

2. (geography) An area of land from which water drains into a common outlet; drainage basin.Examples: "Devils Lake is where I began my career as a limnologist in 1964, studying the lake’s neotenic salamanders and chironomids, or midge flies. […] The Devils Lake Basin is an endorheic, or closed, basin covering about 9,800 square kilometers in northeastern North Dakota."

3. (geography) A shallow depression in a rock formation, such as an area of down-folded rock that has accumulated a thick layer of sediments, or an area scooped out by water erosion.