Mathematics. Designating curves which can be continuously deformed into one another without passing outside the space under consideration. Obsolete…

Of graphs, statistical fluctuations, etc. Cf. smooth, v. 1e phrasal verbs 3c.

Having the direction of a line; extended in a line or in length; spec. in Mathematics and Physics involving measurement in one dimension only…

Having the shape of the letter J; used esp. of a graph or of a variable expressed by it.

Involving or designating a nomogram or nomograms.

Specialized uses in the sciences. Of a graph, function, or distribution: having no breaks, discontinuities or irregularities.

Mathematics. Of a graph: such that every pair of points is joined by just one edge.

Mathematics. Of a subgraph, esp. one that is a tree: that includes and connects every vertex of a graph.

Mathematics. That may be reached by passing along the lines of a graph.

Capable of being embedded.