definition of
cohesion

[1] #1 cohesion n. [coherence, coherency, cohesiveness] the state of cohering or sticking together. wn

[2] #2 cohesion n. (botany) the process in some plants of parts growing together that are usually separate (such as petals). wn

[3] #3 cohesion n. (physics) the intermolecular force that holds together the molecules in a solid or liquid. wn