Atom synonyms

speck

(Countable) A tiny spot, especially of dirt etc.

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irreducible constituent

Particle in atomic physics

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iota

A very small quantity; jot

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scintilla

A minute amount; an iota or trace.

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particle

(Archaic) A small part of something written, such as a clause of a document.

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jot

The definition of a jot is a tiny amount of something.

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mote

A very small particle; a speck:

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the smallest particle of an element

Particle in atomic physics

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molecule

A group of two or more atoms linked together by sharing electrons in a chemical bond. Molecules are the fundamental components of chemical compounds and are the smallest part of a compound that can participate in a chemical reaction.

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smallest quantity of a radical

Particle in atomic physics

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basic unit

Particle in atomic physics

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basic constituent

Particle in atomic physics

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irreducible unit

Particle in atomic physics

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atomic-mass-unit

A unit of mass equal to¹ /₁₂ the mass of an atom of the most common isotope of carbon (carbon 12), which is assigned a mass of 12 and has a value of 1.660 × 10^&spminus;24 grams. A hydrogen atom has a mass of 1 atomic mass unit since its mass is¹ /₁₂ the mass of carbon 12.

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bit (related)

(Informal) A particular kind of action, situation, or behavior:

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atomic-energy (related)

The energy released by an atom in a nuclear reaction.

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element (related)

The definition of an element is one of the substances that constitute all physical matter - wind, air, fire or water, or a natural environment.

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carbonyl (related)

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atoms (related)

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fragment

The definition of a fragment is a small piece of something larger.

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compound (related)

Compound means to mix multiple ingredients together or make something bigger.

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ligand (related)

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valence-electrons (related)

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nucleus (related)

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molecular

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monad

(Philos.) An entity or elementary being thought of as a microcosm or ultimate unit

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crumb

Any bit or scrap

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dot

A tiny spot, speck, or mark, esp. one made with or as with a pointed object

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infinitesimal

A function or variable continuously approaching zero as a limit.

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little

A small quantity or amount:

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mite

Any of various very small arachnids of the subclass Acari that often live as parasites on other animals or plants. Like ticks and unlike spiders, mites have no division between the cephalothorax and abdomen.

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grain

The definition of a grain is a tiny hard seed from a cereal grass, or a tiny piece of amount of something.

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electron (related)

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hydrogen (related)

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ion (related)

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photon (related)

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C.O. (related)

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side-chain (related)

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proton (related)

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hydroxyl (related)

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dimer (related)

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scrap

A fight, tussle, skirmish.

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shade

A slight amount or degree; trace; touch; suggestion

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trace

(Obs.) A way followed or path taken

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whit

The smallest part or particle imaginable; an iota.

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subatomic-particle (antonym)

Any of many units of matter smaller than an atom

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ion isotope orbital (related)

The smallest unit of an element, consisting of at least one proton and (for all elements except hydrogen) one or more neutrons in a dense central nucleus, surrounded by one or more shells of electrons. In electrically neutral atoms, the number of protons equals the number of electrons. Atoms remain intact in chemical reactions except for the removal, transfer, or exchange of certain electrons.

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corpuscle

A minute particle; an atom; a molecule.

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subshell

(Chemistry, physics) Atomic orbitals for which the values of the n and l quantum numbers are the same, such as the three 2p or five 3d atomic orbitals.

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Atom Sentence Examples

Words that mention atom in the Dictionary

Words near atom in the Thesaurus