English Words Starting With F

• fibrocartilage

  nounLow
  /ˌfaɪ.brəʊˈkɑː.tɪ.lɪdʒ/A tough, flexible type of cartilage containing dense bundles of collagen fibres.
• fibrocement

  nounLow
  /ˌfaɪbrəʊˈsɪmɛnt/A composite building material made from a mixture of cement and cellulose fibre, typically wood or paper.
• fibrocystic disease

  nounLow
  /ˌfaɪ.brəʊˈsɪs.tɪk dɪˈziːz/A benign medical condition affecting breast tissue, characterised by the development of fibrous tissue and fluid-filled sacs (cysts), leading to lumpiness and discomfort.
• fibroid

  adjectivenounC1/C2
  /ˈfaɪ.brɔɪd/A non-cancerous growth or tumour, composed mainly of fibrous and muscle tissue.
• fibroin

  nounRare / Technical
  /ˈfaɪbrəʊɪn/The main structural protein found in silk, produced by spiders and silkworms.
• fibrolite

  nounVery Low
  /ˈfaɪ.brəʊ.laɪt/A mineral, a variety of sillimanite, composed of aluminium silicate and occurring in fibrous forms.
• fibroma

  nounLow
  /faɪˈbrəʊ.mə/A benign tumour composed of fibrous or connective tissue.
• fibromyalgia

  nounC1
  /ˌfaɪ.brəʊ.maɪˈæl.dʒə/A chronic medical condition characterized by widespread musculoskeletal pain, fatigue, and tenderness in localized areas.
• fibronectin

  nounC2 (Very Low Frequency, Highly Specialized)
  /ˌfaɪ.brəʊˈnek.tɪn/A large glycoprotein found on the cell surface, in blood plasma, and in the extracellular matrix, crucial for cell adhesion, migration, and wound healing.
• fibroplasia

  nounLow (Specialist)
  /ˌfaɪ.brəʊˈpleɪ.ʒə/The formation or proliferation of fibrous tissue, especially as a part of wound healing.
• fibrosarcoma

  nounVery Low
  /ˌfaɪ.brəʊ.sɑːˈkəʊ.mə/A malignant tumour derived from fibrous connective tissue.
• fibrosis

  nounC2
  /faɪˈbrəʊ.sɪs/The thickening and scarring of connective tissue, usually due to injury or disease.
• fibrositis

  nounRare / Very Low
  /ˌfaɪ.brəʊˈsaɪ.tɪs/A medical term for pain and inflammation in the muscles and fibrous connective tissues, often used historically.
• fibrous root

  nounC2
  /ˈfaɪ.brəs ruːt/A root system consisting of numerous thin, branching roots, with no single dominant root, characteristic of monocot plants like grasses.
• fibula

  nounC2
  /ˈfɪb.jʊ.lə/The outer and smaller of the two bones in the lower leg, between the knee and the ankle.
• fiche

  nounLow
  /fiːʃ/A small sheet of microfilm, typically containing rows of microcopies of documents.
• fichte

  nounExtremely Low (Proper Noun) / Not Applicable (Misspelling)
  /ˈfɪxtə/ (for the German name)The word 'fichte' is not a standard English word. It is likely a proper noun or a mishearing/spelling of another word.
• fichtean

  adjectivenounC2 - Very Low Frequency / Academic / Specialized
  /ˈfɪxtɪən/Relating to or characteristic of the philosophy of Johann Gottlieb Fichte, especially his emphasis on the ego (the I, or self) as the ultimate reality and foundation of all knowledge.
• fichtelgebirge

  nounC2
  /ˈfɪxtəlɡəˌbɪəɡə/A forested mountain range in northeast Bavaria, Germany.
• fichu

  nounC1/C2 (Very Low Frequency / Archaic/Specialist)
  /ˈfiːʃuː/A lightweight triangular scarf, typically worn draped over the shoulders, crossed over the chest, and fastened at the waist, especially by women in the 18th and 19th centuries.

Showing 1501–1520 of 5868 words.