Yoctogram

From WikiMD's Wellness Encyclopedia

Yoctogram is a unit of mass in the International System of Units. It is the smallest unit of mass in the system, equivalent to 1 x 10^-24 grams. The prefix "yocto" is derived from the Greek word "οκτώ", meaning eight, because it is equal to 1/1000^8.

Definition[edit | edit source]

The yoctogram (symbol: yg) is a unit of mass in the International System of Units, also known as the metric system. It is defined as one septillionth (1 x 10^-24) of a gram. This makes it the smallest unit of mass in the metric system.

Usage[edit | edit source]

The yoctogram is rarely used in practical measurements, due to its extremely small size. It is primarily used in scientific calculations and theoretical discussions. For example, it is used in the field of nanotechnology to measure the mass of atoms and molecules.

Relation to other units[edit | edit source]

The yoctogram is part of the metric system, which is based on powers of ten. Each unit in the system is 1000 times larger or smaller than the next, making conversions between units straightforward. For example, one yoctogram is 1 x 10^-24 grams, 1 x 10^-21 milligrams, 1 x 10^-18 micrograms, and so on.

See also[edit | edit source]

References[edit | edit source]

  • Bureau International des Poids et Mesures. (2006). The International System of Units (SI). 8th edition. 92-822-2213-6.




WikiMD
Navigation: Wellness - Encyclopedia - Health topics - Disease Index‏‎ - Drugs - World Directory - Gray's Anatomy - Keto diet - Recipes

Search WikiMD

Ad.Tired of being Overweight? Try W8MD's physician weight loss program.
Semaglutide (Ozempic / Wegovy and Tirzepatide (Mounjaro / Zepbound) available.
Advertise on WikiMD

WikiMD's Wellness Encyclopedia

Let Food Be Thy Medicine
Medicine Thy Food - Hippocrates

Medical Disclaimer: WikiMD is not a substitute for professional medical advice. The information on WikiMD is provided as an information resource only, may be incorrect, outdated or misleading, and is not to be used or relied on for any diagnostic or treatment purposes. Please consult your health care provider before making any healthcare decisions or for guidance about a specific medical condition. WikiMD expressly disclaims responsibility, and shall have no liability, for any damages, loss, injury, or liability whatsoever suffered as a result of your reliance on the information contained in this site. By visiting this site you agree to the foregoing terms and conditions, which may from time to time be changed or supplemented by WikiMD. If you do not agree to the foregoing terms and conditions, you should not enter or use this site. See full disclaimer.
Credits:Most images are courtesy of Wikimedia commons, and templates Wikipedia, licensed under CC BY SA or similar.

Contributors: Prab R. Tumpati, MD