bigradedとは 意味・読み方・使い方

A historical change in which, as to the attributive and classical imperfective forms of upper and lower bigraded conjugations, the ending "-uru," "-ure" became "-iru," "-ire"respectively and finally developed into inflected forms similar to those of upper and lower bigraded conjugations is called a change of two-tier conjugation verbs into one-tier.発音を聞く 例文帳に追加

下二段活用・上二段活用の連体形・已然形において、-uru・-ureの語尾が-eru・-ere、-iru・-ireの形になってそれぞれ下一段、上一段と同じような活用形になる史的変化のことを二段活用の一段化という。 - Wikipedia日英京都関連文書対訳コーパス

In Middle Japanese, a suffix "-i"started to be used for verbs with lower bigraded conjugation or with KA-row or SA-row irregular conjugation.発音を聞く 例文帳に追加

中世日本語においては下二段・カ変・サ変活用の動詞に接尾辞「-い」が用いられるようになった。 - Wikipedia日英京都関連文書対訳コーパス