Her descendency can be traced back to a long line of royalty.

The descendancies of the royal family can be traced back for centuries.

Her descendancy can be traced back to the royal family.

The staircase had a descending slope.

The descending colon is the final segment of the large intestine.

The descending colons are responsible for absorbing water and electrolytes from the digested food.

The satellite's descending node is the point in its orbit where it crosses the equatorial plane from north to south.

The satellite's descending nodes are crucial for its orbit determination.

Tourists descend upon the city during the summer months.

He is a direct descendant of the royal family.