slopeとは意味・読み方・使い方

発音

• (General American) IPA^(key): /sloʊp/
• (Received 発音) IPA^(key): /sləʊp/
• 韻: -əʊp

名詞

A sign indicating a road with a 25% gradient slope in Elenith, Wales

slope (countable かつ uncountable, 複数形 slopes)

1. An area of ground that tends evenly upward or downward.

   I had to climb a small slope to get to the site.

   a steep slope

2. The degree to which a surface tends upward or downward.

   The road has a very sharp downward slope at that point.

3. (mathematics) The ratio of the vertical and horizontal distances between two points on a line; zero if the line is horizontal, undefined if it is vertical.

   The slope of this line is 0.5

4. (mathematics) The slope of the line tangent to a curve at a given point.

   The slope of a parabola increases linearly with x.

5. The angle a roof surface makes with the horizontal, expressed as a ratio of the units of vertical rise to the units of horizontal length (sometimes referred to as run).

   The slope of an asphalt shingle roof system should be 4:12 or greater.

6. (vulgar, offensive, ethnic slur) A person of Chinese or other East Asian descent.

同意語

• (area of ground that tends evenly upward または downward): bank, embankment, gradient, hill, incline
• (degree to which a surface tends upward または downward): gradient
• (数学): first derivative, gradient
• (offensive: Chinese person): Chinaman, Chink

動詞

slope (三人称単数 現在形 slopes, 現在分詞 sloping, 過去形および過去分詞形 sloped)

1. (intransitive) To tend steadily upward or downward.

   The road slopes sharply down at that point.

   • 1918, W[illiam] B[abington] Maxwell, chapter XXIII, in The Mirror and the Lamp, Indianapolis, Ind.: The Bobbs-Merrill Company, OCLC 4293071:

     If the afternoon was fine they strolled together in the park, very slowly, and with pauses to draw breath wherever the ground sloped upward. The slightest effort made the patient cough.

2. (transitive) To form with a slope; to give an oblique or slanting direction to; to incline or slant.

   to slope the ground in a garden;   to slope a piece of cloth in cutting a garment

3. (colloquial, usually followed by a preposition) To try to move surreptitiously.

   I sloped in through the back door, hoping my boss wouldn't see me.

4. (military) To hold a rifle at a slope with forearm perpendicular to the body in front holding the butt, the rifle resting on the shoulder.

   The order was given to "slope arms".

派生語

形容詞

slope (comparative more slope, superlative most slope)

1. (obsolete) Sloping.
   • 1625, Francis [Bacon], “Of Gardens”, in The Essayes […], 3rd edition, London: […] Iohn Haviland for Hanna Barret, OCLC 863521290:

     A bank not steep, but gently slope.

   • 1667, John Milton, “Book 4”, in Paradise Lost. A Poem Written in Ten Books, London: […] [Samuel Simmons], […], OCLC 228722708; republished as Paradise Lost in Ten Books: […], London: Basil Montagu Pickering […], 1873, OCLC 230729554:

     Down the slope hills.

副詞

slope (comparative more slope, superlative most slope)

1. (obsolete) slopingly
   • 1667, John Milton, “(please specify the book number)”, in Paradise Lost. A Poem Written in Ten Books, London: […] [Samuel Simmons], […], OCLC 228722708; republished as Paradise Lost in Ten Books: […], London: Basil Montagu Pickering […], 1873, OCLC 230729554:

     So promis'd he; and Uriel to his charge
     Return'd on that bright beam , whose point now rais'd ,
     Bore him slope downward to the sun