The term "converging meniscus" refers to the shape of a meniscus (a curved surface of a liquid in a container) when the edges of the liquid curve upward toward each other. This phenomena is also known as a "converging surface tension" or a "concave meniscus". Other synonyms for this term include "inward-curved meniscus", "narrowing meniscus" and "concave curvature". This shape of meniscus can be observed in different scenarios such as when a water droplet is placed on a flat surface, or in test tubes when measuring the volume of liquids. Understanding these synonyms is helpful in scientific contexts where the shape of the meniscus can provide valuable information about the liquid's properties.