Word: lightroom
Part of speech: Noun
Syllables: light
room
Definition: The room at the top of a lighthouse containing the lighting apparatus.
Morphemes:
Affix: light
Language: en
PoS: Noun
Meaning: A source of illumination.
Affix: room
Language: en
PoS: Noun
Meaning: A set of rooms inhabited by someone; one's lodgings.