gluing

1. The act of attaching something with glue. (countable, uncountable)
2. A connection between the edges of two planes, or between the points at the ends of two lines. (countable, uncountable)
3. Any of various processes for producing some structure (e.g. a sheaf or scheme) by combining smaller structures that are in some way compatible with each other. (countable, uncountable)

Plural gluings