We don't have synonyms for monome yet — it may be a rare, specialized, newly coined, or misspelled word. The closest thesaurus entries we have are monose and moneme.
(n) :
(mathematics, logic, computing) An expression with a single term, such as a product of numeric variables (with no addition) or a conjunction of possibly negated Boolean variables (with no disjunction).
(n) :
(mathematics, logic, computing) An expression with a single term, such as a product of numeric variables (with no addition) or a conjunction of possibly negated Boolean variables (with no disjunction).