flowrate vs spout

flowrate

noun
  • The rate of flow, usually of a fluid, measured in either volume or mass per unit time. 

spout

noun
  • A stream of liquid. 

  • A tube or lip through which liquid or steam is poured or discharged. [[File:Spout (PSF).png|thumb|]] 

  • A hollow stump formed when a tree branch breaks off. 

  • The mixture of air and water thrown up from the blowhole of a whale. 

verb
  • To gush forth in a jet or stream 

  • To eject water or liquid in a jet. 

  • To utter magniloquently; to recite in an oratorical or pompous manner. 

  • To speak tediously or pompously. 

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