“chain grate”

We have one entry that includes the term chain grate.

chain-grate stoker

noun

: a wide endless traveling chain that feeds and supports the fuel in a boiler furnace

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Play Quordle: Guess all four words in a limited number of tries. Each of your guesses must be a real 5-letter word.
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Play Blossom: Solve today's spelling word game by finding as many words as you can using just 7 letters. Longer words score more points.
Blossom Word Game Pick the best words!
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Another Great British Vocabulary Quiz, Innit? A double-decker quiz with words from across the pond