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单词 step-ward
释义

> as lemmas

step-ward
step-ward n. Obsolete the ward of a lock nearest the pin; also, the ward of a key nearest the pin or barrel.
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society > occupation and work > equipment > building and constructing equipment > fastenings > [noun] > lock > part of lock > ward
wardc1440
main-ward1678
step-ward1678
hook-ward1688
wheel1784
bridgeward1856
1678 J. Moxon Mech. Exercises I. ii. 22 In Fig. 3. AAAA the Cover-plate [of a spring-lock],..E the Step ward, or Dap ward. In Fig. 4. A the Pin-hole [of a key], B the Step or Dap ward.
1797 Encycl. Brit. X. 111/2 To the cover-plate belong the pin, main-ward, cross-ward, step-ward or dap-ward.
extracted from stepn.1
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