n. Function: noun
1 an opening by which one can enter or leave a structure and especially a building FF1C; looked through the front door FF1E;
Synonyms: doorway, entrance, entranceway, entry, entryway, portal
2 a means or right of entering, approaching, or participating FF1C; viewed education as the door to success FF1E;
Synonyms: access, adit, admission, admittance, entrance, entrée, entry, ingress, way