名詞 gerund:

1. a noun formed from a verb (such as the `-ing' form of an English verb when used as a noun)

ger.und

n.Abbr. ger.Grammar （名詞）縮寫 ger.【語法】
In Latin, a noun derived from a verb and having all case forms except the nominative.
動名詞：拉丁語中的動名詞，有除主格外的所有格的形式
In other languages, a verbal noun analogous to the Latin gerund, such as the English form ending in-ing when used as a noun, as in singing in We admired the choir`s singing.
動名詞：拉丁語以外的語言中類似拉丁動名詞的動名詞，如以-ing 結(jié)尾的用于名詞的英語形式，象 singing 在 We admired the choir`s singing 中（我們敬慕唱詩班的演唱）

來源：
Late Latin gerundium
后期拉丁語 gerundium
from Latin gerundum
源自 拉丁語 gerundum
variant of gerendum [gerundive of] gerere [to carry on]
gerendum的變體 [] gerere的動形詞 [進行]

【引伸】
gerun.dial