1-
hexagonal
2-
convex
3-
concave
4-
trapezoidal
5-
crescent
6-
curvilinear
7-
polygonal
8-
annular
9-
ellipsoidal
10-
oblong
11-
parabolic
12-
quadrilateral
13-
serrated
14-
rhomboid
15-
octagonal
16-
tetrahedral
17-
pentagonal
18-
cone-shaped
19-
coiled
20-
tubular
21-
pyramidal
22-
toroidal
23-
bulbous
hexagonal
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(六角的)

(六角的)

六边形的

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/hɛkˈsæɡənəɫ/
形容词

having six equal sides and six angles

synonymhexangular
example
示例
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The architecture of the building incorporated hexagonal windows, allowing for both aesthetics and natural light.
The beaded snowflake had a hexagonal structure, reflecting the intricate beauty of individual ice crystals.
The honeycomb displayed a hexagonal arrangement of cells, efficiently utilizing space in the beehive.
hexagonal
convex
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凸的

凸的

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/ˈkɑnˌvɛks/, /kənˈvɛks/
形容词

having a surface that is curved outward

synonymbulging
antonymconcave
example
示例
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The artist used a convex mold to create the rounded sculpture.
The surface of the shield was convex, designed to deflect arrows and other projectiles.
The convex mirror in the hallway made the space appear larger than it actually was.
convex
concave
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凹的

凹的

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/ˈkɑnkeɪv/, /kɑnˈkeɪv/
形容词

having a surface that is curved inward

antonymconvex
example
示例
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The skateboard ramp had a concave design that allowed for better control during tricks.
She marveled at the concave ceiling of the ancient cathedral, which created an impressive echo.
concave
trapezoidal
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(梯形状的)

(梯形状的)

梯形的

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/tɹˈæpɪzˌɔɪdəl/
形容词

having the shape of a trapezoid, a quadrilateral with one pair of parallel sides

example
示例
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The tabletop had a trapezoidal form, enhancing the uniqueness of the custom-made furniture.
The school auditorium had trapezoidal seating arrangements, optimizing sightlines for a better view of the stage.
crescent
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(弯月的)

(弯月的)

新月的

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/ˈkɹɛsənt/
形容词

denoting the shape of the new moon

synonymcrescent-shaped
synonymcrescent(a)
synonymlunate
synonymsemilunar
crescent
curvilinear
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(弯曲的)

(弯曲的)

曲线的

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/kˈɜːvɪlˌɪnɪɹ/
形容词

having curved lines, forms, or structures

synonymcurvilineal
polygonal
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(多边形状的)

(多边形状的)

多边形的

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/pəˈɫɪɡənəɫ/
形容词

having a shape with multiple straight edges and angles

example
示例
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The architectural blueprint included a polygonal courtyard, enhancing the aesthetic appeal of the building.
The tabletop featured a polygonal pattern, adding a geometric touch to the furniture.
The playground equipment had a polygonal design, offering children a fun and visually appealing play area.
annular
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(圆环状的)

(圆环状的)

环形的

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/ˈænjəɫɝ/
形容词

having the form of a ring

synonymannulate
synonymannulated
synonymcircinate
synonymdoughnut-shaped
synonymring-shaped
synonymringed
example
示例
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The tree's annular growth rings provided insight into its age and environmental history.
The ornate mirror had an annular frame, adding a touch of elegance to the room.
The geologist studied the annular patterns in the rock formations to understand the geological history of the area.
ellipsoidal
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(椭圆体的)

(椭圆体的)

椭圆形的

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/ɪlˈɪpsɔɪdəl/
形容词

resembling an ellipse or an oval-shaped object

synonymellipsoid
synonymspheroidal
example
示例
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The gemstone had an ellipsoidal cut, enhancing its brilliance with a unique oval shape.
The designer created an ellipsoidal vase, combining symmetry and elegance in its oval form.
The elliptical orbit of the comet was represented by an ellipsoidal trajectory on the astronomical chart.
oblong
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(长形的)

(长形的)

椭圆形的

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/ˈɑbɫɔŋ/
形容词

having an elongated shape as an oval

example
示例
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The dining table had an oblong shape, comfortably seating a large number of guests.
She wore an oblong pendant necklace that matched her elegant gown.
The swimming pool had an oblong design, perfect for laps and swimming exercises.
oblong
parabolic
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抛物线的

抛物线的

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/ˌpɛɹəˈbɑɫɪk/
形容词

resembling a curve that is U-shaped or bowl-shaped

synonymparabolical
example
示例
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The satellite dish on the rooftop had a parabolic surface, ensuring optimal reception of television signals.
The mathematician explored the properties of a parabolic curve, studying its symmetrical and reflective characteristics.
The amusement park ride featured a parabolic motion, providing an exhilarating experience as riders swung back and forth in a U-shaped trajectory.
quadrilateral
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(由四条直边构成的)

(由四条直边构成的)

四边形的

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/kwˌɑːdɹɪlˈæɾɚɹəl/
形容词

consisting of four straight sides

synonymfour-sided
quadrilateral
serrated
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(有锯齿的)

(有锯齿的)

锯齿状的

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/ˈsɛˌɹeɪtɪd/
形容词

having a series of sharp, pointed projections along the edge

synonymnotched
synonymsaw-toothed
synonymserrate
synonymtoothed
example
示例
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The serrated blade of the steak knife effortlessly cut through the grilled meat.
The saw had a serrated edge, making it efficient for cutting through wood.
The utility knife with a serrated edge proved useful for slicing through tough packaging.
serrated
rhomboid
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(类似于倾斜矩形的)

(类似于倾斜矩形的)

菱形的

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/ɹˈɑːmbɔɪd/
形容词

resembling a slanted or tilted rectangle

synonymrhomboidal
example
示例
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The company logo incorporated a rhomboid element, symbolizing strength and balance.
The kite had a rhomboid shape, soaring gracefully in the sky.
The rhomboid crystal displayed a unique arrangement of facets, reflecting light in various directions.
octagonal
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(呈八角形的)

(呈八角形的)

八角形的

flag
/ɑkˈtæɡənəɫ/
形容词

having the shape or characteristics of an octagon, which is a polygon with eight sides and eight angles

synonymoctangular
example
示例
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The table in the conference room had an octagonal surface, providing ample space for discussions.
The chessboard was crafted with an octagonal pattern, adding a unique twist to the classic game.
The traffic sign indicated an upcoming intersection with an octagonal shape, signaling drivers to stop.
tetrahedral
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四面体的

四面体的

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/tˌɛtɹɐhˈiːdɹəl/
形容词

characterized by or resembling a tetrahedron, which has four triangular faces

example
示例
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The building's tetrahedral structure provided both aesthetic appeal and structural stability.
The tetrahedral arrangement of atoms in the crystal lattice contributes to its unique properties.
The chemist explained that a methane molecule has a tetrahedral geometry, with the carbon atom at the center.
pentagonal
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(具有五边形形状的)

(具有五边形形状的)

五角形的

flag
/pɛntˈæɡənəl/
形容词

having the shape of a pentagon, which is characterized by five straight sides and five angles

synonympentangular
example
示例
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The decorative tiles on the patio had a pentagonal pattern, creating an interesting geometric design.
The decorative mirror on the wall had a pentagonal frame, adding a touch of sophistication to the room.
The military badge featured a pentagonal emblem, symbolizing strength and unity.
pentagonal
cone-shaped
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(圆锥状的)

(圆锥状的)

锥形的

flag
/kˈoʊnʃˈeɪpt/
形容词

having the form or characteristics of a cone, which is a three-dimensional geometric shape with a circular base tapering to a point at the apex

synonymconelike
synonymconic
synonymconical
example
示例
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The volcano emitted ash in a cone-shaped plume during the eruption.
The ice cream was served in a cone-shaped wafer, adding a delightful crunch to each bite.
The wizard's hat in the costume shop was tall and cone-shaped, perfect for a magical ensemble.
cone-shaped
coiled
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(螺旋的)

(螺旋的)

缠绕的

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/ˈkɔɪɫd/
形容词

having a spiral or wound shape, often forming a series of loops or turns

antonymuncoiled
example
示例
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The climber secured the rope with a coiled knot before ascending the rock face.
The gymnast executed a perfect flip, displaying a coiled form in mid-air before landing gracefully.
tubular
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(呈管形的)

(呈管形的)

管状的

flag
/ˈtubjəɫɝ/
形容词

having the shape or characteristics of a tube

synonymcannular
synonymtube-shaped
synonymtubelike
synonymvasiform
example
示例
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The exhaust system of the car included tubular components for efficient gas flow.
The flowers in the garden had tubular petals, attracting hummingbirds with their unique shape.
The playground equipment included tubular slides, offering children an exciting play experience.
pyramidal
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(类金字塔的)

(类金字塔的)

金字塔形的

flag
/pɝˈæmədəɫ/
形容词

resembling a structure with a polygonal base and triangular sides, often tapering to a point at the apex

synonympyramidic
synonympyramidical
example
示例
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The crystal in the museum exhibit had a pyramidal shape, reflecting the play of light within.
The ancient Mayan temple had a pyramidal structure, showcasing architectural precision.
The ice cream cone had a pyramidal form, tapering to a point at the top for easy consumption.
toroidal
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(圆环形的)

(圆环形的)

环形的

flag
/tˈoːɹɔɪdəl/
形容词

resembling a doughnut or a ring-shaped object

bulbous
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(膨胀的)

(膨胀的)

球茎的

flag
/ˈbəɫbəs/
形容词

having a rounded, swollen, or bulb-shaped form

synonymbulb-shaped
synonymbulblike
example
示例
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The cartoon character had a bulbous nose, adding a humorous touch to its appearance.
The cactus had a bulbous base, serving as a water storage reservoir in arid environments.
The tulip bulbs were bulbous, ready to bloom into vibrant flowers in the spring.
pattern

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