Vault: A gymnastics event performed over the vaulting table by both men and women. The gymnast runs down the padded vault runway, vaults off the vaulting springboard onto the horse, blocks off the hands, and finishes the vault to land in a standing position. At the lower level, each competitor performs two vaults and the scores are averaged. In Elite and international competition, only one vault is performed, except in Finals. 

Vaulting Horse: The former men and women’s vaulting apparatus was 35 centimeters wide by 160 centimeters long.   It was placed long ways for men and width wise for women.  It has been replaced internationally and in the united States by the vault table.

Vault Table: The vault table is the new vaulting apparatus for both men and women.  The new vault table is designed to be safer by offering a wider and longer top surface to provide a better margin of error for hand placement, especially on round-off entry vaults. The men's vaulting horse was 135 centimeters high, the women's 120 centimeters high. 

Virtuosity: A term that in relation to gymnastics refers to the artistry, or the degree of rhythm and harmony, displayed when a movement is executed to its maximum in terms of style and elegance. In general, the more gracefully flowing and seamless a series of skills appears to be, the greater the virtuosity and the higher the score.  Virtuosity used to have a more definitive place n the scoring o gymnastics routines, which were traditionally specifically 

Voluntary Routine: This is a term sometimes used to refer to an optional gymnastics routine.  The term is not commonly used in the United States. 

V-sit: A body position used in gymnastics where the legs are raised off the floor in a deep pike position and the entire body is supported by the hands form the general appearance of a "V" shape. 
 

Gymnastics Dictionary