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Geometry Vocabulary Set in IELTS Academic (Band 5): Full and Detailed List

The 'Geometry' vocabulary set in 'IELTS Academic (Band 5)' is carefully selected from standard international textbook sources, helping you master vocabulary in a short time. Comprehensive compilation of definitions, illustrative examples, and standard pronunciation...

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cube

/kjuːb/

Example:

The children were playing with wooden cubes.

oval

/ˈoʊ.vəl/

Example:

The table had an oval top.

diamond

/ˈdaɪ.ə.mənd/

Example:

She wore a beautiful diamond necklace.

angle

/ˈæŋ.ɡəl/

Example:

The two roads meet at a sharp angle.

line

/laɪn/

Example:

Draw a straight line on the paper.

point

/pɔɪnt/

Example:

The point of the knife was very sharp.

pyramid

/ˈpɪr.ə.mɪd/

Example:

The Great Pyramid of Giza is one of the Seven Wonders of the Ancient World.

surface

/ˈsɝː-/

Example:

The surface of the table was smooth.

heart

/hɑːrt/

Example:

The doctor listened to her heart with a stethoscope.

circle

/ˈsɝː.kəl/

Example:

Draw a circle on the paper.

square

/skwer/

Example:

Draw a perfect square on the paper.

arch

/ɑːrtʃ/

Example:

The bridge has a beautiful stone arch.

zigzag

/ˈzɪɡ.zæɡ/

Example:

The path followed a steep zigzag up the hillside.

semicircle

/ˈsem.iˌsɝː.kəl/

Example:

The sun set, casting a perfect semicircle of light on the horizon.

spiral

/ˈspaɪr.əl/

Example:

The staircase wound upwards in a graceful spiral.

curve

/kɝːv/

Example:

The road has a sharp curve ahead.

disk

/dɪsk/

Example:

The sun appeared as a bright disk in the sky.

hemisphere

/ˈhem.ə.sfɪr/

Example:

The Amazon rainforest is primarily located in the Southern Hemisphere.

lobe

/loʊb/

Example:

The frontal lobe is involved in planning and decision-making.

rectangle

/ˈrek.tæŋ.ɡəl/

Example:

The table has a rectangle top.

triangle

/ˈtraɪ.æŋ.ɡəl/

Example:

The architect used a triangle to measure the angles.

acute angle

/əˈkjuːt ˈæŋ.ɡəl/

Example:

A triangle with three acute angles is called an acute triangle.

obtuse angle

/əbˈtuːs ˈæŋ.ɡəl/

Example:

In geometry, an obtuse angle is wider than a right angle.

right angle

/ˌraɪt ˈæŋ.ɡəl/

Example:

The two walls meet at a perfect right angle.

straight angle

/streɪt ˈæŋ.ɡəl/

Example:

A straight angle is exactly half of a full rotation.

axis

/ˈæk.sɪs/

Example:

The Earth rotates on its axis.
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