What does 制約 mean?
制約 is a Japanese noun meaning “limitation, constraints” in English. It is written as 制約 in kanji, せいやく in hiragana, and seiyaku in romaji. This word is part of JLPT N1 vocabulary.
Example sentence
合衆国には小火器の販売に関する法律上の制約はほとんどない。
There are few legal constraints on the sale of firearms in the U.S.