concave background

concave

/ˈkɒŋkeɪv/

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noun

Surface concave, concavité

A concave surface or curve.

Examples :

"The inside of the bowl is a concave shape. "

L'intérieur du bol est de forme concave.

architecture math science

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noun

Voûte céleste

The vault of the sky.

Examples :

"The vast concave of the night sky was dotted with stars. "

La vaste voûte céleste de la nuit était parsemée d'étoiles.

astronomy space

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noun

Une des sphères célestes du modèle ptolémaïque ou géocentrique du monde

One of the celestial spheres of the Ptolemaic or geocentric model of the world.

Examples :

"Aristotle makes [Fire] to move to the concave of the Moon. - Thomas Salusbury (1661)."

Aristote fait bouger [le Feu] vers la concavité de la Lune. - Thomas Salusbury (1661).

astronomy world space theory mythology

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noun

Élément concave

An element of a curved grid used to separate desirable material from tailings or chaff in mining and harvesting.

Examples :

"The miner carefully adjusted the concave in the sifting machine to better separate the gold from the gravel. "

Le mineur a soigneusement ajusté l'élément concave de la machine à tamiser pour mieux séparer l'or du gravier.

agriculture machine part technical

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noun

Concavité

An indentation running along the base of a surfboard, intended to increase lift.

Examples :

"The concave on the bottom of the surfboard increases lift, making it easier to ride waves. "

La concavité sur le dessous de la planche de surf augmente la portance, ce qui facilite la prise de vagues.

sport technical nautical

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noun

Concavité, la forme concave

An indented area on the top of a skateboard, providing a position for foot placement and increasing board strength.

Examples :

"The concave on the skateboard allowed the skater to maintain a firm grip. "

La concavité sur le skateboard a permis au skateur de maintenir une bonne adhérence.

sport technical structure vehicle device

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verb

Rendre concave

To render concave, or increase the degree of concavity.

Examples :

"The sculptor used a special tool to concave the inside of the bowl further, creating a deeper depression. "

Le sculpteur a utilisé un outil spécial pour rendre l'intérieur du bol plus concave, créant ainsi une dépression plus profonde.

appearance structure technical

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adjective

Concave

Curved like the inner surface of a sphere or bowl

Examples :

"The inside of the soup bowl was concave, making it perfect for scooping up the last bits of soup. "

L'intérieur du bol à soupe était concave, ce qui le rendait parfait pour ramasser les dernières bouchées de soupe.

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adjective

Concave

(of a polygon) not convex; having at least one internal angle greater than 180 degrees.

Examples :

"The shape of the garden plot was concave, with a large inward curve in one section. "

La forme du terrain du jardin était concave, avec une grande courbe rentrante dans une section.

math technical structure science

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adjective

Concave

(of a real-valued function on the reals) satisfying the property that all segments connecting two points on the function's graph lie below the function.

Examples :

"The graph of the student's test scores showed a concave pattern; each segment connecting two test scores lay below the curve. "

Le graphique des résultats de l'élève présentait un motif concave ; chaque segment reliant deux notes se situait en dessous de la courbe.

math function technical

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adjective

Creux, concave

Examples :

"The old, concave dish was almost empty after the family dinner. "

Le vieux plat concave était presque vide après le dîner familial.

appearance architecture anatomy math science technical