The noun FILTRATION has 2 senses: 1. the process whereby fluids pass through a filter or a filtering medium. 2. the act of changing a fluid by passing it through a filter. Familiarity information: FILTRATION used as a noun is rare.
A sentence averages eleven words; an A4 / letter size sheet averages 32 to 35 sentences. A normal size sheet of paper with a standard layout, based on 80% - 90% coverage contains about 350 to 400 words.
When someone sends me a manuscript that's in 12 pt. Times I want to scream. Maybe I am an old fart, but I (and my publisher) prefer the old standard: 25 lines per page, approximately 250 words per page. I'm so used to it, it's how I guage my chapter lengths and pacing.