Rarefy GRE Vocabulary Flashcard
Table of Contents
to make something sparser or thinner, thin, attenuate, dilute, lighten, water down, make or become less dense, weaken – make something more refined
Generally, prolonged stay at high altitudes as a part of adventure sport or country’s defense means living in stressful environment leading to a need to study the effects of such an alien locale. The most significant and connatural factor of high altitudes is hypoxia. Hypoxia or rarefied atmosphere with low oxygen availability affects both physical and mental performances of people because oxygen is even more essential to life than food and water.
Parts of speech