Definition of "echoless" [ech•o•less]

• Without echo. (adjective)

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• "Instead of getting drunk every night or coming up with another act to fool doctors into prescribing them drugs, they funnel their money and creative energies into “vast, echoless complex [es]” whose “stalactites have been precision-cut by CNC-milling machines, the walls shaped by computer-programmable routers.”"
• "This colourless light, and the shrill echoless sound of their steps on the tiled paving were so familiar to Rubashov that for a few seconds he played with the illusion that he was dreaming again."
• "Instead of getting drunk every night or coming up with another act to fool doctors into prescribing them drugs, they funnel their money and creative energies into “vast, echoless complexes” whose “stalactites have been precision-cut by CNC-milling machines, the walls shaped by computer-programmable routers.”"