Albumen

Webster's Practical Dictionary- A Practical Dictionary of the Englih Language · 1884 · p. 22

al-bu'men, n. (Bot.) Nourishing matter found in seeds. (I'hysiol.) A substance existing an nearly pure in the white of egg, and its chief com- Alburnum, ponent. al-ber'num, n. The white and softer part. of wood next to the bark: sap-wood.