striation vs thread

striation

noun
  • The action of marking with a stria. 

  • One of a number of parallel grooves and ridges in a rock or rocky deposit, formed by repeated twinning or cleaving of crystals. 

  • The result of being marked with a stria. 

  • a parallel series of small grooves, channels, or impressions typically within a metal roof panel used to help reduce the potential for oil-canning. 

  • One of a number of parallel scratch lines in rock outcrops, formed when glaciers dragged rocks across the landscape. 

thread

noun
  • A filament, as of a flower, or of any fibrous substance, as of bark. 

  • A sequence of connections. 

  • A long, thin and flexible form of material, generally with a round cross-section, used in sewing, weaving or in the construction of string. 

  • A screw thread. 

  • A unit of execution, lighter in weight than a process, usually sharing memory and other resources with other threads executing concurrently. 

  • The line midway between the banks of a stream. 

  • A continued theme or idea. 

  • A series of messages, generally grouped by subject, in which all messages except the first are replies to previous messages in the thread. 

  • Composition; quality; fineness. 

verb
  • To put thread through. 

  • To remove the hair using a thread. 

  • To pass (through a narrow constriction or around a series of obstacles). 

  • To screw on; to fit the threads of a nut on a bolt. 

How often have the words striation and thread occurred in a corpus of books? (source: Google Ngram Viewer )