coupled with; together with; combined with
Used in the pattern AとBが相まって or AとBとが相まって to express that two factors work together to produce a result. Often found in formal or written contexts.
His effort coupled with his talent led to his success.
Tradition and innovation together gave birth to a unique culture.
With the economic boom and low interest rates combining, demand for housing increased.
With the weak yen also playing a role, exporters' earnings are strong.