Definitions by Sadiz
Picosecond
A picosecond is an SI unit of time equal to 10⁻¹² or ¹ ₁ ₀₀₀ ₀₀₀ ₀₀₀ ₀₀₀ of a second. That is one trillionth, or one millionth of one millionth of a second, or 0.000 000 000 001 seconds. A picosecond is to one second as one second is to approximately 31,689 years.
Picosecond by Sadiz May 25, 2021
Louisville
Named after King Louis XVI of France, Louisville was founded in 1778 by George Rogers Clark, making it one of the oldest cities west of the Appalachians. Since 2003, Louisville's borders have been the same as those of Jefferson County, after a city-county merger.
Louisville by Sadiz May 24, 2021
Handkerchief
A handkerchief is a form of a kerchief or bandanna, typically a hemmed square of thin fabric which can be carried in the pocket or handbag, and which is intended for personal hygiene purposes such as wiping one's hands or face, or blowing one's nose.
Handkerchief by Sadiz May 23, 2021