silently

adverb

1. 1

   In a silent manner; making no noise.

   It often happens that the most important results in the natural world are brought about by causes which operate silently, if not imperceptibly.

   Frederick, I presume, at this late hour of four, may be snatching a morsel of dinner; his orderlies are silently speeding, plans taken, orders given: […]

2. 2

   Of an edit or change to a text, without explicit acknowledgment.

   There never was an English-language text, either in 1561 or 1859. Yule and Burnell have silently provided a translation.

Forms

comparative

more silently

superlative

most silently