An indentation in the glacis of the covered way, at a point where a traverse is placed.
A square bracket.
The arrangement of a body of troops, either forward or rearward, so as to form a line nearly perpendicular to the general line of battle.
A hook-shaped instrument, especially as used in obstetric surgery.
A musical note one beat long in 4/4 time.
A forked support; a crotch.
One of the four sections made by dividing an area with two perpendicular lines.
One fourth of a circle or disc; a sector with an angle of 90°.
One of the four regions of the Cartesian plane bounded by the x-axis and y-axis.
A measuring device with a graduated arc of 90° used in locating an altitude.
One of the four categories of team wins and losses, as categorized by strength of schedule.