The Collaborative International Dictionary of English v.0.48:

Strid \Strid\, n. [See Stride.]
   A narrow passage between precipitous rocks or banks, which
   looks as if it might be crossed at a stride. [Prov. Eng.]
   --Howitt.
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         This striding place is called the Strid. --Wordsworth.
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The Collaborative International Dictionary of English v.0.48:

Stride \Stride\, v. t. [imp. Strode(Obs. Strid); p. p.
   Stridden(Obs. Strid); p. pr. & vb. n. Striding.] [AS.
   str[imac]dan to stride, to strive; akin to LG. striden,
   OFries. str[imac]da to strive, D. strijden to strive, to
   contend, G. streiten, OHG. str[imac]tan; of uncertain origin.
   Cf. Straddle.]
   1. To walk with long steps, especially in a measured or
      pompous manner.
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            Mars in the middle of the shining shield
            Is graved, and strides along the liquid field.
                                                  --Dryden.
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   2. To stand with the legs wide apart; to straddle.
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