REFRACTION n. 4 definitions
stal, from which it issues in the form of a hollow cylinder. This singular phenomenon was first discovered by Sir W. R. Hamilton by mathematical reasoning alone, unaided by experiment. -- Differential refraction (Astron.), the change of the apparent place of one object relative to a second object near it, due to refra…
RENDERING n.
tion, expression, or interpretation of an idea, theme, or part. (c) The act of laying the first coat of plaster on brickwork or stonework. (d) The coat of plaster thus laid on. Gwilt. (e) The process of trying out or extracting lard, tallow, etc., from animal fat.