Definitions
from The Century Dictionary.
- noun A pendulum which makes one oscillation per second of mean time. See
pendulum .
Etymologies
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Examples
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H. Foster's pendulum-experiments, deducing from them an ellipticity for the earth of 1/289 (_Memoirs R.Astr. Soc. _ vii.); corrected for the length of the seconds-pendulum by introducing a neglected element of reduction; and was entrusted, in 1843, with the reconstruction of the standards of length.
Encyclopaedia Britannica, 11th Edition, Volume 3, Part 1, Slice 2 "Baconthorpe" to "Bankruptcy" Various
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