spider web

Network of silk threads woven by a spider; it solidifies in the air.

anchor point

Place where the spider affixes the web’s support threads.

support thread

Terminal end of a radial thread between the last spiral and the anchor point.

radial thread

Each of the threads that join one anchor point to the center of the web.

spiral thread

Silk thread forming circles and joining the radial threads to strengthen them.

hub

Silk thread forming circles around the center and acting as the juncture point of the radii to strengthen the web.