Final answer:
Slithing, also known as effilating or point cutting, is a hairdressing technique used to thin hair, add texture, and create a softer edge to the haircut.
Step-by-step explanation:
The technique known as slithing, which involves the rhythmic opening and closing of shears while moving them upwards from the ends of the hair, is also called effilating or point cutting.
Slithing is used to thin the hair, add texture, and create a softer edge to the haircut. It's a common technique in hairdressing and cosmetology, requiring a steady hand and a good understanding of hair types and cutting methods to achieve the desired result without causing damage to the hair.