A sturdier object is one that is more resistant to damage. Something that is sturdier might be able to withstand a lot of abuse before it breaks.
The sturdier the material, the more expensive it is.
The sturdier the plastic, the more resistant it is to breaking.
adjective
Of firm build; stiff; stout; strong.
adjective
Solid in structure or person.
adjective
Foolishly obstinate or resolute; stubborn.
adjective
Resolute, in a good sense; or firm, unyielding quality.
1
The structure is sturdy and strong.
2
The rifle is lightweight and sturdy.
3
He is a man of principle, incorruptible and sturdy.
4
On the northern side is the square, sturdy bell tower.
5
Despite the sturdy construction of the building, the interior was gutted.
6
A sturdy adjustable bipod is fitted to the front of the fore end.
7
A sturdy adjustable bipod is fitted to the front of the fore end.
8
However, the feet of the tortoise are short and sturdy with bent legs.
9
The hydranth much exceed the hydrothecae in size and are quite sturdy.
10
The result is a sturdy home that is cheaper than the average house.