"Half-life" Pronounce,Meaning And Examples
"Half-life" Natural Recordings by Native Speakers
"Half-life" Meaning
In physics, the half-life of a radioactive substance is the time it takes for half of the substance to decay into more stable forms.
"Half-life" Examples
Usage Examples of "Half-Life"
Definition:
Half-life is the time it takes for half of the atoms in a radioactive substance to decay into more stable forms.Examples:
The half-life of carbon-14 is around 5,730 years, which is useful for dating organic materials in archaeology.
The half-life of plutonium-239 is approximately 24,100 years, highlighting the long-term danger it poses to human health.
The scientist carefully measured the half-life of the radioactive isotope to determine its rate of decay.
After the accident, the authorities had to estimate the half-life of the contaminated soil to plan the cleanup process.
The team of researchers studied the half-life of a new radioactive compound to understand its potential uses in medicine.
"Half-life" Similar Words
Half-brother
A half-brother is the son of one's father, but not one's mother. In other words, a half-brother is the brother of one's sibling, but not one's full brother. A half-brother and half-sister share the same father, but not the same mother. They are also referred to as a " fraternal half-brother" or simply "half-brother".
Half-caste
Half-closed
Half-closed refers to something that is partially open, but not fully open. It can describe a physical object, such as a door or a window, that is not fully open or shut, but rather ajar. It can also be used figuratively to describe a state or a situation that is not fully resolved or decided, but rather in a state of limbo.
Half-filled
Having a certain amount of a substance or container left, but not full; partially filled.
Half-hearted
Half-hearted refers to something that is not done with complete enthusiasm or commitment. It can describe an effort that is lacking in energy, passion, or sincerity.
Half-heartedly
Half-heartedly means doing something in a lackluster or perfunctory manner, without much enthusiasm or dedication. It describes an effort that is made reluctantly or without much interest, often in a way that is superficial or unenthusiastic.
Half-integer
A half-integer is a number that is half way between two consecutive integers. In other words, it is a number that can be expressed as n + 1/2, where n is an integer. Examples of half-integers include fractions such as 1/2, 3/2, 5/2, etc. Half-integers are commonly used in mathematics, particularly in algebra and calculus, to simplify complex numbers and equations.
Half-light
Half-lives
Half-moon
Half-pipe
A half-pipe is a noun that refers to a type of concrete or metal structure used in skateboard and snowboard parks. It is a U-shaped ramp with a concave surface, typically 2-12 feet tall, where riders can perform tricks and stunts. The half-pipe allows riders to shift their weight and move around the structure to perform aerial stunts, flips, and other acrobatic moves.
Half-sleeved
Half-sleeved refers to clothing such as shirts, dresses, or jackets that have sleeves that cover only half of the arm, typically leaving the upper arm bare.
Half-starved
Half-starved refers to someone or something that is severely undernourished or malnourished, often to the point of being weak and fragile due to lack of food or inadequate sustenance.
Half-term
Half-timbered
A term used in architecture, "half-timbered" refers to a building or structure that has a frame of exposed timbers, typically on the upper storeys, with the spaces between them filled with stucco, brick, or other materials. The timbers are typically left exposed and painted or stained to accentuate their texture and appearance. Half-timbered construction originated in medieval Europe and is often associated with traditional English country houses, cottages, and townhouses.