Dictionary / Vocabulary / 拠り所
よりどころ
grounds; foundation; authority; support
Also written 拠、拠りどころ、より所、拠所、依り所、依りどころ
「広辞苑にこう書いてあります」と言って、広辞苑を唯一の拠り所に論陣を張る人がよくいる。
There are a lot of people who say, "it says this in Koujien," and use that dictionary as the only grounds for their argument.