English Words Starting With F

• friction head

  nounLow (Specialist)
  /ˈfrɪk.ʃən ˌhɛd/The pressure or energy lost in a fluid (like water in a pipe) due to friction between the fluid and the pipe walls, expressed as a height (head) of an equivalent column of that fluid.
• friction layer

  nounC1
  /ˈfrɪkʃən leɪə/The thin layer of air immediately above the Earth's surface where friction with the ground significantly influences wind speed and direction.
• friction match

  nounC1
  /ˈfrɪkʃən ˌmætʃ/A small wooden stick or cardboard strip coated with a chemical tip that ignites when struck against a rough surface.
• friction pile

  nounC2
  /ˈfrɪkʃ(ə)n paɪl/A long, slender structural element driven into the ground that gains its load-bearing capacity primarily from the friction between its surface and the surrounding soil.
• friction rub

  nounC1/C2
  /ˈfrɪkʃ(ə)n ˌrʌb/A specific type of sound, typically dry, grating, or scratchy, produced by two surfaces rubbing against each other.
• friction saw

  nounVery Low
  /ˈfrɪkʃən sɔː/A circular saw with a smooth or toothless blade, designed to cut primarily through the heat generated by friction against the workpiece.
• friction tape

  nounLow
  /ˈfrɪkʃən teɪp/A strong adhesive tape coated with a sticky, often rubber-based compound, designed primarily for electrical insulation.
• friction welding

  nounLow
  /ˈfrɪkʃən ˈweldɪŋ/A solid-state welding process where materials are joined by the heat generated from mechanical friction between moving parts under pressure.
• frictional soil

  nounTechnical
  /ˈfrɪkʃənəl sɔɪl/A type of soil whose strength and bearing capacity is derived primarily from the interlocking friction between its particles, rather than from cohesion.
• frictional unemployment

  nounC1-C2
  /ˌfrɪk.ʃən.əl ˌʌn.ɪmˈplɔɪ.mənt/Short-term, transitional unemployment occurring when people are between jobs, actively seeking new employment, or entering the workforce for the first time.
• friday

  nounA1
  /ˈfraɪdeɪ/The sixth day of the week, following Thursday and preceding Saturday.
• fridge

  nounA1
  /frɪdʒ/A common household appliance for storing food at low temperatures to preserve it.
• fridley

  nounVery low (except in local/regional contexts)
  /ˈfrɪdli/Proper noun: A city in the U.S. state of Minnesota.
• fridtjof nansen land

  nounLow
  /ˈfrɪtʃɒf ˈnænsən lænd/A geographical region on the island of Nordaustlandet, Svalbard, named after the Norwegian explorer.
• fried

  adjectiveverbB1
  /frʌɪd/(of food) cooked in hot fat or oil, typically until crisp or golden brown.
• frieda

  nounRare
  /ˈfriːdə/A female given name of Germanic origin, meaning 'peaceful ruler' or 'peaceful strength'.
• friedan

  nounVery Low
  /ˈfriːdən/A surname, specifically associated with Betty Friedan (1921–2006), the American feminist writer and activist, author of 'The Feminine Mystique'.
• friedcake

  nounRare / Archaic / Dialectal
  /ˈfrʌɪdkeɪk/A small, round cake of sweetened dough that is deep-fried.
• friedel-crafts reaction

  nounC2
  /ˌfriːdəl ˈkrɑːfts riˌæk.ʃən/A fundamental organic chemical reaction in which an alkyl or acyl group is attached to an aromatic ring.
• friedman

  nounLow (as a common noun); Medium-High (in economics, finance, and political discourse when referring to the economist or his ideas).
  /ˈfriːdmən/A surname of German-Jewish origin, meaning 'peace man' or 'man of peace'.

Showing 5121–5140 of 5868 words.