The Oxford Thesaurus An A-Z Dictionary of Synonyms - silentadj.

1) quiet, still, soundless, noiseless, tranquil, hushed, shushed, mute; calm, serene, placid, peaceful, pacific, unagitated, unruffled, untroubled, undisturbed, Literary stilly: After the children left the house fell silent. Not a mouse stirred in the silent city. 2) uncommunicative, mute, close-mouthed, taciturn, reticent, reserved, mum, tight-lipped, secretive: Millie told me a great deal about her children but was silent on the subject of her own activities. 3) unspeaking, unspoken, mute, unexpressed, tacit, understood, implicit, implied, unstated, unsaid: There is a silent agreement among the islanders not to reveal where the whisky is hidden. 4) inactive, non-participating, passive, quiescent, Brit sleeping: Although John runs the company, he has several silent partners. 5 unpronounced, unuttered, not sounded, Technical aphonic: The g in sign is silent, like the k in know and the l in could .