We don't have synonyms for chaldrons yet — it may be a rare, specialized, newly coined, or misspelled word. The closest thesaurus entries we have are caldron, chalons and chaldron.
(n) :
(archaic) An old English dry measure, containing four quarters. At London, 36 bushels heaped up, or its equivalent weight, and more than twice as much at Newcastle. Now used exclusively for coal and coke.
(n) :
Alternative form of chawdron. [(archaic or historical) The entrails of an animal, especially when used as a food ingredient; offal.]
(n) :
(archaic) An old English dry measure, containing four quarters. At London, 36 bushels heaped up, or its equivalent weight, and more than twice as much at Newcastle. Now used exclusively for coal and coke.
(n) :
Alternative form of chawdron. [(archaic or historical) The entrails of an animal, especially when used as a food ingredient; offal.]