fulcrum

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See also: Fulcrum

English[edit]

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Wikipedia

The triangle is the fulcrum.

Etymology[edit]

From Latin fulcrum (bedpost, foot of a couch), from fulciō (prop up, support).

Pronunciation[edit]

  • IPA(key): /ˈfʌlk.rəm/ UK also /ˈfʊlk.rəm/
  • (file)

Noun[edit]

fulcrum (plural fulcrums or fulcra)

  1. (mechanics) The support about which a lever pivots.
    • It is possible to flick food across the table using your fork as a lever and your finger as a fulcrum.
    • 2010, John Allison, Bad Machinery
      MILDRED: Archimedes said give me a lever long enough and a fulcrum on which to place it and I will move the world.
      CHARLOTTE: Yeah she said that twaddle eight or nine times.
    • 2012 March 1, Henry Petroski, “Opening Doors”, American Scientist, volume 100, number 2, page 112-3: 
      A doorknob of whatever roundish shape is effectively a continuum of levers, with the axis of the latching mechanism—known as the spindle—being the fulcrum about which the turning takes place.

Translations[edit]


Latin[edit]

Etymology[edit]

EB1911 - Volume 01 - Page 001 - 1.svg This entry lacks etymological information. If you are familiar with the origin of this term, please add it to the page as described here.

Pronunciation[edit]

Noun[edit]

fulcrum n (genitive fulcrī); second declension

  1. bedpost
  2. foot (of a couch)
  3. couch

Inflection[edit]

Second declension neuter.

Number Singular Plural
nominative fulcrum fulcra
genitive fulcrī fulcrōrum
dative fulcrō fulcrīs
accusative fulcrum fulcra
ablative fulcrō fulcrīs
vocative fulcrum fulcra

Descendants[edit]