High School Earth Science/Geologic Time Scale - Lesson Summary. 1  The Earth is very old, and the study of Earth's past requires us to think about times that were millions or even billions of years ago. Scientists use the geologic time scale to illustrate the order in which events on Earth have happened.
Medical Definition of intraocular pressure. : the pressure within the eyeball that gives it a round firm shape and is caused by the aqueous humor and vitreous body.
How to abbreviate Institute for Open Society? Institute for Open Society can be abbreviated as IOS. Q: A: What is the meaning of IOS abbreviation? The meaning of IOS abbreviation is Institute for Open Society. Q: A: What is IOS abbreviation? One of the definitions of IOS is Institute for Open Society. Q: A: What does IOS mean? IOS as abbreviation means Institute for Open Society. Q: A: What is shorthand of Institute for Open Society? The most common shorthand of Institute for Open Society is IOS. You can also look at abbreviations and acronyms with word IOS in term.