Vocabulaire Avancé pour le TOEFL - Formes

(geometry) a lack of symmetry or equivalence in shape or size between the two sides or parts of something

asymétrie

not having identical parts facing each other or around an axis

asymétrique

having identical parts facing each other or around an axis

symétrique

connected with the branch of mathematics that deals with the relationships between lines, angles and surfaces

géométrique

either half of a sphere

hémisphère

(of a straight line) joining opposite corners of a flat shape at an angle

diagonal

a curved shape with narrow points at the ends that appears wider in the middle, like the shape of the moon in its first and last quarters

croissant de lune

a curved shape, or something shaped this way

arc

(geometry) an arbitrary straight line that passes through the center of a symmetrical object or around which an object spins

axe

the total length of the external boundary of something

périmètre

any half of a circle

demi-cercle

(geometry) a solid or hollow shape with two circular bases at each end and straight parallel sides

cylindre

(geometry) a solid figure with flat sides and two parallel ends of the same size and shape

prisme

shaped like a triangle, with three sides and three angles

triangulaire

having a shape that winds around a central point or axis

en spirale

describing circles, arcs, or rings that have the same center

concentrique

a rectangular figure that has unequal adjacent sides with arched angles

rectangle, round-edged rectangle

a shape that is wide in the middle and narrow at both ends

ovale

a geometric shape with five angles and five straight sides

pentagone

(geometry) a shape that consists of a line alternating its direction to left and right

zigzag

having a surface that is curved inward

concave

having a surface that is curved outward

convexe

(geometry) a line curved on a conical or cylindrical surface, like a spiral staircase in shape

spirale

(geometry) a closed shape with six straight sides and six angles

hexagone

(geometry) a flat shape consisting of three or more straight sides

polygone

(geometry) a polygon consisting of eight straight sides and eight angles

octogone

(geometry) a flat shape with four equal sides in which opposite angles are equal

rhombe

(geometry) a parallelogram with four straight sides and no right angles

rhomboïde

resembling a cone in shape

conique

resembling a cube in shape

cubique

something that resembles a spiral or coil

courbe

(geometry) a figure with four sides and two opposite angles more than 90° and two of less than 90°

losange