Puncture
Sharp/pointed object safety is important because sharp things without care can cause injury.
No, vertices do not have to be pointed out. Vertices are the points where the edges of a shape or object meet. They can be sharp or rounded, depending on the shape or object.
A cut caused by a sharp object is commonly referred to as a laceration.
paper cut
The end of a pin or sharp object is typically pointed and designed to pierce through materials or surfaces. This pointed end allows the object to penetrate and fulfill its intended purpose, such as holding things together or puncturing objects.
If you mean the henna ones, no. If you mean the ones that are applied with a sharp pointed object and ink, yes.
An object can be described as both round and pointed if it has a rounded shape with a distinct, sharp tip or apex. For example, a teardrop shape is rounded at the base and pointed at the top. This combination allows for both smooth curves and sharp angles in the same object, creating a visually interesting form. Such dual characteristics can be found in various natural and man-made objects.
That is the correct spelling of the adjective "pointy" (pointed, sharp).
An injury caused by a sharp, narrow object deeply penetrating the skin
To prick is to make a very small hole or wound with a sharp object such as a pin or a knife. 'Prick' as a noun is used as a nickname for penis.
Piercing: to penetrate into or run through (something), as a sharp, pointed dagger, object, or instrument does. http://dictionary.reference.com/browse/piercing
Lacerations result from blunt or jagged objects. Conversely, incisions are open wounds caused by a sharp-edged object like a knife or scalpel.