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noun mat·ter \ˈma-tər\

Simple Definition of matter

  • : something that is being done, talked about, or thought about

  • matters : the situation or subject that is being discussed or dealt with

  • physics : the thing that forms physical objects and occupies space

Full Definition of matter

  1. 1 a :  a subject under consideration b :  a subject of disagreement or litigation c plural :  the events or circumstances of a particular situation d :  the subject or substance of a discourse or writing e :  something of an indicated kind or having to do with an indicated field or situation <this is a serious matter> <as a matter of policy> <matters of faith> f :  something to be proved in law g obsolete :  sensible or serious material as distinguished from nonsense or drollery h (1) obsolete :  reason, cause (2) :  a source especially of feeling or emotion i :  problem, difficulty

  2. 2 a :  the substance of which a physical object is composed b :  material substance that occupies space, has mass, and is composed predominantly of atoms consisting of protons, neutrons, and electrons, that constitutes the observable universe, and that is interconvertible with energy c :  a material substance of a particular kind or for a particular purpose <vegetable matter> d (1) :  material (as feces or urine) discharged from the living body (2) :  material discharged by suppuration :  pus

  3. 3 a :  the indeterminate subject of reality; especially :  the element in the universe that undergoes formation and alteration b :  the formless substratum of all things which exists only potentially and upon which form acts to produce realities

  4. 4 :  a more or less definite amount or quantity <cooks in a matter of minutes>

  5. 5 :  something written or printed

  6. 6 :  mail

  7. 7 Christian Science :  the illusion that the objects perceived by the physical senses have the reality of substance

as a matter of fact
  1. :  in fact :  actually

for that matter
  1. :  so far as that is concerned

no matter
  1. :  without regard to :  irrespective of <points in the same direction no matter how it is tilted>

no matter what
  1. :  regardless of the costs, consequences, or results <wants to win, no matter what>

the matter
  1. :  wrong <nothing's the matter with me>

Examples of matter

  1. He has a few personal matters to deal with.

  2. Disagreement is one thing, but accusations of lying are a different matter altogether!

  3. Can matter and energy be changed into each other?

Origin of matter

Middle English matere, from Anglo-French, from Latin materia matter, physical substance, from mater

First Known Use: 13th century



verb mat·ter

Simple Definition of matter

  • : to be important

Full Definition of matter

  1. intransitive verb
  2. 1 :  to form or discharge pus :  suppurate <mattering wound>

  3. 2 :  to be of importance :  signify

Examples of matter

  1. It may not matter to you, but it matters a lot to me!

  2. Why are you being so quiet? Does it matter? Of course it matters!


First Known Use of matter


Medical Dictionary


noun mat·ter \ˈmat-ər\

Medical Definition of matter

  1. 1:  material (as feces or urine) discharged or for discharge from the living body <an obstruction interfering with passage of matter from the intestine>

  2. 2:  material discharged by suppuration :  pus

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February 9, 2016

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