13-Letter Words Containing: A,B,E,K,R,S

• nonsensical language (according to Lewis Carroll)

• a reckless impetuous irresponsible person

• a board having 64 squares of two alternating colors

• a productive insight

• making an important discovery

• a penetration of a barrier such as an enemy's defense

• The straight part of a racetrack, running track, etc., opposite the finishing line; the backstretch.

• An area next to a racetrack used to stable the racehorses and house employees.

• The middle part of an event.

• (exercise) An exercise that stretches the muscles of the back.

• scatter (radiation) by the atoms of the medium through which it passes

• an enzyme liberated from blood platelets that converts prothrombin into thrombin as blood starts to clot