amerikai:
brit:
1. Stubbornness.
2. A disease of citrus trees characterized by stunted growth and misshapen fruit, caused by Spiroplasma citri.
1. Refusing to move or to change one's opinion; obstinate; firmly resisting; persistent in doing something.
Blood can make a very stubborn stain on fabrics if not washed properly.
2. Of materials: physically stiff and inflexible; not easily melted or worked.