326 GLOSSARY Functional : Relating to function or action. Fundamental: Principal; most important. Futile: Useless; idle; unavailing; vain. Galvanic current : The continuous current from a battery. Gamboge : A yellow pigment ; a yellow coloring substance. Genera: Plural of genus. Generic: Relating to a genus ; embracing a large class ; general; comprehensive. Genesis: Origin. Genitaiia: The genitals; the sex-organs. Genus: A group; a larger group than a species. — Variety; kind; sort. Germane : Related ; closely connected ; appropriate. Gist: The main point; the essence of the matter. Glosso-mocnlion : Tongue-lever. Glottal: Relating to the glottis. Glottis: The opening between the vocal cords; this opening cords. Gold brick : A worthless object represented as of great value and sold for a large sum of money. Gorget : A piece of armor for defending the throat and neck ; a kind of breastplate. Grandiloquent: Pompous; bombastic; lofty in speech. Graphic : Written ; drawn. Gratuitous : Not warranted by the circumstances ; not justified ; made or done without sufficient cause or reason. Gross: Large; extensive. Guinea : An English coin of the value of twenty-one shillings, or slightly more than five dollars. Gustative : Relating to the sense of taste. Guttural : A consonant or sound produced in the throat. Gyrus : Convolution ; fold.