(in certain languages, as Latin) a form regularly derived from a verb and functioning as a noun, having in Latin all case forms but the nominative, as Latin dicendī gen., dicendō, dat., abl., etc., “saying.”See also gerundive(def 1).
the English -ing form of a verb when functioning as a noun, as writing in Writing is easy.
a form similar to the Latin gerund in meaning or function.
Origin of gerund
1505–15; < Late Latingerundium,Latingerundum that which is to be carried on, equivalent to ger(ere) to bear, carry on + -undum, variant of -endum, gerund suffix
Related formsge·run·di·al[juh-ruhn-dee-uh l]/dʒəˈrʌn di əl/, adjectivege·run·di·al·ly, adverbnon·ge·run·di·al, adjective
1510s, from Late Latin gerundium, from Old Latin gerundum "to be carried out," gerundive of gerere "to bear, carry" (see gest). In Latin, a verbal noun used for all cases of the infinitive but the nominative; applied in English to verbal nouns in -ing.