/stɛlθ/
noun
1 mass noun Cautious and surreptitious action or movement.
2 as modifier (chiefly of aircraft) designed in accordance with technology which makes detection by radar or sonar difficult.
Origin
Middle English (in the sense ‘theft’): probably representing an Old English word related to steal, + -th.
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Sid watched his cat demonstrate stealth as she took one last, cautious step before the final dash.
