EPITHELIUM n.
The superficial layer of cells lining the alimentary canal and all its appendages, all glands and their ducts, blood vessels and lymphatics, serous cavities, etc. It often includes the epidermis (i. e., keratin-producing epithelial cells), and it is sometimes restricted to the alimentary canal, the glands and their app…
EQUIVALENT n.
ht of water from 0º C. to 1º C., or from 32º F. to 33º F. The term was introduced by Dr. Mayer of Heilbronn. Its value was found by Joule to be 1390 foot pounds upon the Centigrade, or 772 foot pounds upon the Fahrenheit, thermometric scale, whence it is often called Joule's equivalent, and represented by the symbol J.…
ESCUTCHEON n.
The surface, usually a shield, upon which bearings are marshaled and displayed. The surface of the escutcheon is called the field, the upper part is called the chief, and the lower part the base (see Chiff, and Field.). That side of the escutcheon which is on the right hand of the knight who bears the shield on his arm…
EUCHRE n.
A game at cards, that may be played by two, three, or four persons, the highest card (except when an extra card called the Joker is used) being the knave of the same suit as the trump, and called right bower, the lowest card used being the seven, or frequently, in two-handed euchre, the nine spot. See Bower.…