A logic gate.
The definition of an entrance is where you go in someplace, such as a door, or coming into someplace in a memorable way, or an actor coming on stage.
Any opening with a door in it; doorway
One of a group of ancient Roman religious officials who foretold events by observing and interpreting signs and omens.
A usually curved structure forming the upper edge of an open space and supporting the weight above it, as in a bridge or doorway.
Find another word for portals. In this page you can discover 6 synonyms, antonyms, idiomatic expressions, and related words for portals, like: gates, entrances, doors, augurs, arch and openings.