His fangs lengthened, and she stared at them, the reality of her situation beginning to sink in.
Deidre watched in growing horror as his teeth turned from normal to sharpened, and two long canines half the size of her index finger lengthened from his gum.
The two ends of the planula become greatly lengthened and give rise to the two primary tentacles of the actinula, of which the mouth arises from one side of the planula.
There is nothing more striking in geography than the perfection of the adjustment of a great river system to its valleys when the land has remained stable for a very lengthened period.
In some of those birds which have a peculiarly harsh or trumpeting voice, the trachea is lengthened, forming loops which lie subcutaneously (capercally, curassow), or it enters and dilates the symphysis of the furcula (crested guineafowl); or, e.g.
How would you define lengthened? Add your definition here.