| A | B |
| atrium | main hall |
| compluvium | square hole in roof of atrium to gather rain water |
| impluvium | shallow pool in center of atrium that collects rain water from complvium |
| lararium | area of atrium with shrine to household gods |
| lares | household gods often associated with ancestors |
| tablinum | master's study/office where he would also greet and consult with clientes |
| cubiculum | bedroom |
| latrinum | toilet |
| culina | kitchen |
| alae (sing. "ala") | "wings" on either of atrium where where wax masks of deceased ancestors were displayed |
| imagines (sing. "imago") | wax masks of deceased ancestors |
| peristylium | collonaded area in rear half of house |
| hortus | garden that the peristylium surrounded |
| triclinium | dining room |
| domus | town house |
| villa | country house (estate) |
| insulae | apartment buildings |
| dominus/domina | master/mistress of the house |
| ianua | door/threshold |
| fauces | entrance hall/ "foyer" - lit.=throat, whence we get the word "faucet" |