intervallums

from The Collaborative International Dictionary of English v.0.48

Intervallum \In`ter*val"lum\, n.; pl. {Intervallums}, L.
   {Intervalla}. [L.]
   An interval. [R.]
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         And a' shall laugh without intervallums. --Shak.
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         In one of these intervalla.              --Chillingworth.
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