What is the technical term for wormhole?

Could you kindly enlighten me on the technical nomenclature employed in the realm of cryptography and blockchain technology to designate the concept of a "wormhole"? I've heard this term in numerous discussions pertaining to the intricate interconnections within decentralized networks, yet I'm at a loss as to its precise scientific or technical denomination. Would you be so generous as to provide a concise yet informative explanation of this terminology? Your assistance in this matter would be greatly appreciated.