Edges connecting to a node are called adjacent edges. Also, nodes that are direct neighbors of each other are called adjacent.

used when referring to squares on Earth; square B is adjacent to square A if they are physically touching on either the side or the corner, contrasted with bordering

having a common boundary or edge; touching; "abutting lots"; "adjoining rooms"; "Rhode Island has two bordering states; Massachusetts and Conncecticut"; "the side of Germany conterminous with France"; "Utah and the contiguous state of Idaho"; "neighboring cities"

near or close to but not necessarily touching; "lands adjacent to the mountains"; "New York and adjacent cities"

Near or close. Two adjacent objects may or may not be in contact with each other, but the term adjacent implies the absence of anything of the same kind between them.

Nearby, bordering, or neighboring; may or may not be in actual contact.

Properties whose boundaries are close to each other though they may or may not touch. (see Adjoining)

Close to. May or may not be contiguous (touching).

Lying nearby. Related terms include superjacent, subjacent, and circumjacent. From ad-, near + the Latin jacere, to lie = to lie near.

1) Close to; lying near 2) Next to; adjoining

That which is near or bordering upon.

Near, adjoining, to be in contact, bordering, next to.

Located next to or near an object or parcel of property. Back to the Top

Two vertices are adjacent if they are connected by an edge. We often call these two vertices neighbors. Two adjacent vertices

next to; touching.