名詞 spreader:

1. a hand tool for spreading something
2. a mechanical device for scattering something (seed or fertilizer or sand etc.) in all directions
   同義詞：broadcaster

形容詞 spread:

1. distributed or spread over a considerable extent
   同義詞：dispersed, spread
2. prepared or arranged for a meal; especially having food set out
   同義詞：spread
3. fully extended in width
   同義詞：outspread, spread