English Words Starting With E

• endoderm

  nounC1/C2
  /ˈɛn.dəʊ.dɜːm/The innermost layer of cells or tissue in an early embryo.
• endodermis

  nounC2
  /ˌɛndəʊˈdɜːmɪs/The innermost layer of cells in the cortex of a plant root or stem.
• endodontics

  nounC2
  /ˌɛndə(ʊ)ˈdɒntɪks/The branch of dentistry concerned with the study and treatment of the dental pulp and the tissues surrounding the root of a tooth.
• endodontist

  nounLow-frequency specialized term
  /ˌen.dəʊˈdɒn.tɪst/A dentist who specializes in treating diseases and injuries of the dental pulp and periapical tissues, primarily performing root canal treatments.
• endodontium

  nounVery Low
  /ˌɛndəʊˈdɒn(t)ɪəm/The inner vascular tissue of a tooth, specifically the pulp and the soft tissue inside the root canal.
• endoenzyme

  nounVery Low
  /ˌɛndəʊˈɛnzaɪm/An enzyme that acts within the cell that produces it.
• endogamy

  nounC2
  /ɛnˈdɒɡəmi/The custom of marrying only within one's own social group, tribe, or clan.
• endogen

  nounVery Low
  /ˈɛndə(ʊ)dʒən/A plant that grows from within; specifically, a plant whose stem grows by adding new tissue inside (endogenous growth), such as palms and grasses, as opposed to exogenous plants like trees which grow by adding layers externally.
• endogenous depression

  nounC1-C2 / Specialized
  /enˈdɒdʒ.ən.əs dɪˈpreʃ.ən/A type of major depressive disorder believed to arise primarily from internal biological or genetic factors rather than external life events.
• endogeny

  nounC2+ / Very Rare / Specialized
  /enˈdɒdʒ.ə.ni/Growth or development from internal causes or factors; origination from within.
• endolymph

  nounVery Low (C2+ Technical/Specialist)
  /ˈɛndə(ʊ)lɪmf/The fluid contained within the membranous labyrinth of the inner ear.
• endomembrane

  nounVery Low
  /ˌɛndəʊˈmɛmbreɪn/A membrane within a cell, especially one that is part of an interconnected system inside eukaryotic cells.
• endometriosis

  nounLow frequency (technical/medical term).
  /ˌɛndəʊˌmiːtriˈəʊsɪs/A medical condition where tissue similar to the lining of the uterus (endometrium) grows outside the uterus.
• endometritis

  nounLow
  /ˌɛndəʊmɪˈtraɪtɪs/Inflammation of the endometrium (the inner lining of the uterus).
• endometrium

  nounLow
  /ˌɛndə(ʊ)ˈmiːtrɪəm/The mucous membrane lining the uterus, which thickens during the menstrual cycle in preparation for possible implantation of an embryo.
• endomitosis

  nounVery low / Technical
  /ˌɛndəʊmaɪˈtəʊsɪs/A process of nuclear division within a cell without cytoplasmic division, resulting in cells with multiple chromosome sets.
• endomixis

  nounVery Low
  /ˌɛndəʊˈmɪksɪs/A type of nuclear reorganization and reproduction in certain protozoa, especially ciliates, involving internal nuclear processes without conjugation.
• endomorph

  nounC2
  /ˈɛndə(ʊ)mɔːf/An individual with a stocky, rounded body type, characterized by a predominance of soft tissue, a tendency to gain weight easily, and a less-defined muscular structure.
• endomorphism

  nounC2
  /ˌɛndə(ʊ)ˈmɔːfɪz(ə)m/A function or homomorphism from a mathematical object to itself, preserving its structure.
• endomyocarditis

  nounVery low
  /ˌɛndəʊˌmaɪəʊkɑːˈdaɪtɪs/Inflammation of the endocardium (inner heart lining) and the myocardium (heart muscle).

Showing 2181–2200 of 4896 words.