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The Collaborative International Dictionary
Striating

Striate \Stri"ate\, v. t. [imp. & p. p. Striated; p. pr. & vb. n. Striating.] [See Striate,

  1. ] To mark with stria[ae]. ``Striated longitudinally.''
    --Owen.

Wiktionary
striating

vb. (present participle of striate English)