English Dictionary

quantum

/ˈkwɒntəm/

noun

(now chiefly South Asia or law) The total amount of something; quantity. / The amount or quantity observably present, or available.

Quantum mechanics is a branch of physics that studies the behavior of particles at the atomic and subatomic levels.

意味（1）

(now chiefly South Asia or law) The total amount of something; quantity.

The reader will perhaps be curious to know the quantum of this present, but we cannot satisfy his curiosity.

意味（2）

The amount or quantity observably present, or available.

Each man has only a quantum of compassion, he argued, and mine is used up for the day.

意味（3）

(physics) The smallest possible, and therefore indivisible, unit of a given quantity or quantifiable phenomenon.

The quantum of light energy was later called a photon.

意味（4）

(mathematics) A definite portion of a manifoldness, limited by a mark or by a boundary.

Defined parts of a manifoldness are called Quanta

意味（5）

(law) The amount awarded to a successful party in a lawsuit.

意味（6）

(law) A brief document provided by the judge, elaborating on a sentencing decision.

意味（7）

(computing) The amount of time allocated for a thread to perform its work in a multithreaded environment.

意味（8）

(computing, uncountable) Short for quantum computing.

Developing for quantum has never been more accessible.

意味（9）

(medicine) The minimum dose of a pathogen required to cause an infection.