grog·ram 
(grŏgrəm, grōgrəm)
(grŏgrəm, grōgrəm)n.
A coarse, often stiffened fabric made of silk, mohair, wool, or a blend of them.
[Alteration of French gros grain, coarse texture; see GROSGRAIN.]
- electric ray
- electrifiable
- electrification
- electrifier
- electrify
- electrifyingly
- electro-
- electroanalysis
- electroanalytic
- electroanalytical
- electrocardiogram
- electrocardiograph
- electrocardiographic
- electrocardiographically
- electrocardiography
- electrocautery
- electrochemical
- electrochemical cell
- electrochemically
- electrochemist
- electrochemistry
- electrochromic
- electrocoagulation
- electroconvulsive therapy
- electrocute