atom

Từ điển WordNet v3.1 - WordNet Dictionary

noun

1. (physics and chemistry) the smallest component of an element having the chemical properties of the element (Freq. 19)
• Derivationally related forms:
atomic, atomize, atomise
• Topics:
physics, natural philosophy, chemistry, chemical science
• Hypernyms:
substance
• Hyponyms:
isotope, monad, carbon atom, hydrogen atom, free radical, radical
• Part Holonyms:
chemical element, element, molecule
• Part Meronyms:
elementary particle, fundamental particle, nucleus
2. (nontechnical usage) a tiny piece of anything
• Syn:
molecule, particle, corpuscle, mote, speck
• Derivationally related forms:
molecular (for: molecule), atomise, atomic
• Hypernyms:
material, stuff
• Hyponyms:
grain, grinding, chylomicron, flyspeck, identification particle

• Từ đồng nghĩa / Synonyms:
  molecule, particle, corpuscle, mote, speck