English Words Starting With S

• symmetrize

  verbverb-transitiveLow
  /ˈsɪm.ɪ.traɪz/To make something symmetrical or to bring into symmetry.
• symmetry

  nounB2
  /ˈsɪm.ɪ.tri/Exact correspondence of form and constituent configuration on opposite sides of a dividing line, plane, or centre; balanced proportions.
• symmetry element

  nounC2
  /ˈsɪm.ɪ.tri ˌel.ɪ.mənt/A fundamental operation—such as a rotation axis, mirror plane, or inversion center—that describes a specific type of spatial symmetry a molecule, crystal, or object possesses. It is a conceptual tool for categorizing and analyzing symmetrical patterns.
• symmetry plane

  nounC1/C2
  /ˈsɪm.ɪ.tri ˌpleɪn/An imaginary plane that divides a three-dimensional object into two mirror-image halves.
• symonds

  nounVery Low
  /ˈsaɪməndz/Primarily an English surname of Anglo-Norman origin, historically derived from the given name 'Simon' (meaning 'he has heard').
• symons

  nounVery low
  /ˈsaɪmənz/A surname of English origin.
• sympathectomy

  nounLow (Specialist/Medical)
  /ˌsɪm.pəˈθek.tə.mi/A surgical procedure involving the cutting or interruption of sympathetic nerve pathways, typically to relieve pain or treat a medical condition.
• sympathetectomy

  nounLow
  /ˌsɪm.pə.θet.ɪˈtek.tə.mi/A surgical procedure to remove or interrupt part of the sympathetic nervous system.
• sympathetic contact

  nounC1
  /ˌsɪm.pəˈθet.ɪk ˈkɒn.tækt/A person who is well-disposed and willing to help, often unofficially or within a network, due to shared views or loyalties.
• sympathetic ink

  nounC2 - Extremely Rare
  /ˌsɪm.pəˈθet.ɪk ɪŋk/An invisible ink that becomes visible only when heated, treated with a chemical agent, or exposed to specific conditions.
• sympathetic introspection

  nounLow (Technical/Psychological)
  /ˌsɪm.pəˈθet.ɪk ˌɪn.trəˈspek.ʃən/The examination of one's own feelings or mental processes with understanding and compassion toward oneself.
• sympathetic magic

  nounLow
  /ˌsɪmpəˈθetɪk ˈmædʒɪk/A principle of magic based on the belief that things which have been in contact with each other, or resemble each other, continue to act on each other at a distance after the physical contact is severed.
• sympathetic ophthalmia

  nounVery Low
  /ˌsɪm.pəˈθet.ɪk ɒfˈθæl.mi.ə/A rare, bilateral inflammatory condition of the eye, where trauma or surgery to one eye causes a similar inflammatory response in the other, previously uninjured eye.
• sympathetic strike

  nounC1+
  /ˌsɪmpəˈθetɪk ˈstraɪk/A work stoppage by one group of workers to support another group that is directly involved in a labour dispute.
• sympathetic string

  nounC2 / Very low frequency, highly specialized
  /ˌsɪm.pəˈθet.ɪk strɪŋ/A string on a musical instrument (especially some stringed or keyboard instruments) that vibrates not by being plucked or bowed directly, but purely in resonance with the vibrations of other strings that are played.
• sympathetic vibration

  nounC2
  /ˌsɪm.pəˈθet.ɪk vaɪˈbreɪ.ʃən/In physics, the vibration of an object caused by the vibration of a nearby object at the same natural frequency.
• sympathin

  nounExtremely Low/Very Rare
  /ˈsɪmpəθɪn/A hypothetical chemical substance once thought to be the neurotransmitter of the sympathetic nervous system, released at nerve endings to produce effects like adrenaline.
• sympathize

  verbverb-intransitiveB2
  /ˈsɪm.pə.θaɪz/To feel or express understanding, pity, or sorrow for the hardships or suffering of another person; to share or support the feelings, opinions, or aims of someone.
• sympathizer

  nounC1
  /ˈsɪm.pə.θaɪ.zər/A person who agrees with or supports a particular cause, group, or set of ideas.
• sympatholytic

  adjectivenounVery Low (C2+)
  /ˌsɪm.pə.θəʊˈlɪt.ɪk/A drug or agent that blocks or opposes the effects of the sympathetic nervous system.

Showing 15281–15300 of 15552 words.