Word: mack
Part of speech: Noun
Syllables: mack
Definition: An element of a ship's superstructure which places the function of a ship's mast on its exhaust stack, adding the skeletal supporting structure to the smokestack to support the mast's complement of functions.
Morphemes:
Affix: mast
Language: en
PoS: Verb
Meaning: To supply and fit a mast to (a ship).
Affix: stack
Language: en
PoS: Noun
Meaning: A smokestack; a large tall chimney through which combustion gases and smoke can be evacuated