Aperture
Aperture noun - A place in a surface allowing passage into or through a thing.
Flow
Flow noun - The motion characteristic of fluids (liquids or gases).
How words are described
Both words in one sentence
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Justified as these are air vents and it allows the aperture to carefully modulate how much air can flow in or out at a given time.
Source: Video Game / Alien: Isolation
Cite this Source
Flow and Aperture. (2016). Retrieved 2026, July 22, from https://thesaurus.plus/related/aperture/flow
Aperture & Flow. N.p., 2016. Web. 22 Jul. 2026. <https://thesaurus.plus/related/aperture/flow>.
Flow or Aperture. 2016. Accessed July 22, 2026. https://thesaurus.plus/related/aperture/flow.
Google Ngram Viewer shows how "aperture" and "flow" have occurred on timeline