What is another word for nodal point?
Pronunciation: [nˈə͡ʊdə͡l pˈɔ͡ɪnt] (IPA) 
A nodal point is a term commonly used in photography and optics to describe the point within a optic system where light rays cross and converge. However, there are various synonyms for nodal point that can be used depending on the context. In photography, nodal point is also known as entrance pupil, optical center or nodal slide. In medicine, nodal point is referred to as a lymph node, while in mathematics, nodal point is the point at which a wave has zero amplitude. Other related words include singularity, vertex, intersection, and pivot point. It is important to choose appropriate synonyms for nodal point for better understanding and clarity of communication.
