In operation.
In combat.
in action; actually proceeding; working; in force
With the sound turned off; usually on silent or in silent mode.
Hidden, unseen.
Of an edit or change to a text, not explicitly acknowledged.
Keeping at rest; inactive; calm; undisturbed.
Not speaking; indisposed to talk; speechless; mute; taciturn; not loquacious; not talkative.
Having no effect; not operating; inefficient.
Free from sound or noise; absolutely still; perfectly quiet.
Not implying significant modifications which would affect a peptide sequence.
Of distilled spirit: having no flavour or odour.
Not pronounced; having no sound; quiescent.
Undiagnosed or undetected because of an absence of symptoms.
Without audio capability.
A silent movie
That which is silent; a time of silence.