calender vs tab

calender

noun
  • A machine, used for the purpose of giving cloth, paper etc., a smooth, even, and glossy or glazed surface, by cold or hot pressure, or for watering them and giving them a wavy appearance; it consists of two or more cylinders revolving nearly in contact, with the necessary apparatus for moving and regulating. 

  • One who pursues the business of calendering. 

  • One of a wandering, mendicant Sufic order of fantastically dressed or painted dervishes, founded in the 13th century by an Arab named Yusuf. 

verb
  • To press between rollers for the purpose of making smooth and glossy, or wavy, as woolen and silk stuffs, linens, paper etc., as in a calender. 

tab

noun
  • A small flap or strip of material attached to something, for holding, manipulation, identification, opening etc. 

  • Credit account, e.g., in a shop or bar; slate 

  • A navigational widget, resembling a physical tab, for switching between documents or sets of controls. 

  • An ear. 

  • A student of Cambridge University. 

  • A tablet, especially one containing illicit drugs. 

  • A tabloid newspaper. 

  • The cost or bill for anything. 

  • A space character that extends to the next aligned column, traditionally used for tabulation. 

  • A cigarette. 

  • A tableau curtain. 

  • The page or form associated with such a navigational widget. 

  • A form of musical notation indicating fingering rather than the pitch of notes, commonly used for stringed instruments. 

  • A fast march or run with full kit. 

  • A restaurant bill. 

verb
  • To use the Tab key on a computer to advance the cursor or move the input focus, or on a typewriter to advance the carriage. 

  • To affix with tabs; to label. 

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