Final answer:
The word 'cruciform' is a 9-letter word that means 'cross-shaped' and derives from Latin.
Step-by-step explanation:
The 9-letter word for "cross-shaped" that comes from the Latin word for "cross" is cruciform. The term cruciform signifies having the shape of a cross and is commonly used to describe the layout of some early Christian churches. Such churches often had a cruciform plan to symbolically represent the cross and to aid in the management of pilgrim traffic flow within the church. This design allowed pilgrims to enter through one end and exit from another, facilitating orderly movement.