A lavatory: a room containing a toilet and (typically but not necessarily) a bathtub.
A room containing a shower and/or bathtub, and (typically but not necessarily) a toilet.
To assist a patient with using the toilet and general personal hygiene.
A toilet bowl.
metaphor for a woman, often stressing paleness, delicateness or lack of emotion.
Used other than figuratively or idiomatically: see porcelain, goddess.