COBWEB /ˈkɒbwɛb/ ► audio Scrabble 15 Words With Friends 18 Definition noun a fabric so delicate and transparent as to resemble a web of a spider. noun filaments from a web that was spun by a spider. — synonyms: gossamer noun a dense elaborate spider web that is more efficient than the orb web. See all 17 words you can make from COBWEB → 6-letter words Words starting with C Words ending with B ← Unscramble different letters