molecule

Noun
  1. (physics and chemistry) the simplest structural unit of an element or compound (synset 114706294)
    referred to in:
    • chemical science, chemistry - the science of matter; the branch of the natural sciences dealing with the composition of substances and their properties and reactions
    • natural philosophy, physics - the science of matter and energy and their interactions
    is a type of: building block, unit - a single undivided natural thing occurring in the composition of something else
    subtypes:
    has:
    • chain, chemical chain - (chemistry) a series of linked atoms (generally in an organic molecule)
    • atom - (physics and chemistry) the smallest component of an element having the chemical properties of the element
    • chemical group, group, radical - (chemistry) two or more atoms bound together as a single unit and forming part of a molecule
  2. (nontechnical usage) a tiny piece of anything (synset 114609699)
    is a type of: material, stuff - the tangible substance that goes into the makeup of a physical object
    subtypes:
    • grain - a relatively small granular particle of a substance
    • grinding - material resulting from the process of grinding
    • chylomicron - a microscopic particle of triglycerides produced in the intestines during digestion; in the bloodstream they release their fatty acids into the blood
    • flyspeck - a tiny dark speck made by the excrement of a fly
    • identification particle - a tiny particle of material that can be added to a product to indicate the source of manufacture
    same as: atom, corpuscle, mote, particle, speck

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