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骶 — pronunciations, definitions, and tags
HanziPinyinEnglishTags
骶dǐcoccyx, sacrumn, 14 strokes, radical 骨, rank #59028, Very Hard
骶dǐsacrum (anatomy)unknown, 14 strokes, radical 骨, rank #59028, Very Hard
骶dǐbone forming the base of the spinal columnunknown, 14 strokes, radical 骨, rank #59028, Very Hard
dǐ(di3) T3
  1. 1coccyx, sacrum
  2. 2sacrum (anatomy)
Listen to the audio pronunciation 3 times to gain XP
March 24, 2026

骶dǐ(di3)

The character 骶 (dǐ) refers to the coccyx or sacrum, which is the triangular bone at the base of the spine. It serves as an important structural component in human anatomy, supporting the pelvis and connecting to the vertebral column. This term is commonly used in medical or anatomical contexts.

Strokes14Radical骨Frequency#59028DifficultyVery Hard
Cultural Note

In traditional Chinese medicine, the sacrum is believed to be an important area for energy flow and is sometimes associated with health practices involving the lower back.

Memory Tip

Imagine a 'deer' (sounds like 'dǐ') sitting on its tail, which is its coccyx. The character 骶 has the radical 骨, meaning 'bone,' indicating its connection to skeletal anatomy, while the additional components can help you remember its specific location in the body.

Meanings of 骶

dǐ(di3)
1coccyx, sacrum
2sacrum (anatomy)
Exercise 1 of 2

Listen & Choose the Meaning

Choose the correct answer:

About 骶

骶Simplified
14Strokes
骨Radical
名词míngcínoun (n.)Part of Speech
#—Frequency Rank

Podcast: 骶

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Podcast: 骶

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AI Study Notes for 骶

Usage Notes

When using 骶 in conversation, it is mostly found in medical discussions rather than everyday language. Be careful not to confuse it with 骨 (bone) as they are related but refer to different concepts in anatomy. The tone is important; make sure to use the third tone (dǐ) to avoid misunderstandings.

HSK Study Tips

Although 骶 is not part of the HSK vocabulary lists, it relates to other anatomical terms at advanced levels, such as 骨 (gǔ - bone) and 脊柱 (jǐ zhù - spine). Focus on recognizing the radical 骨 to help you understand other related terms.

Common Mistakes

Learners often confuse 骶 with 骨 (bone) due to their similar appearance. For example, using 骨 when referring to the sacrum is incorrect; instead, use 骶 to specify the coccyx or sacrum.

AI-enhanced 2026-03-24

Pronunciation of 骶

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Etymology of 骶

Formation Typepictophonetic
六书 ClassificationPhono-semantic (形声字)~80-90% of characters
Memory Hint

bone

Semantic (meaning)骨
+
Phonetic (sound)氐
Learn more about Phono-semantic (形声字) characters

Jason Etymology Detective

Case file: 骶

  1. 1The meaning half骨 carries the sense.
  2. 2The sound half氐 is there for the reading, not the meaning.
  3. 3The giveawaybone
  4. 4On the record aspictophonetic.

Every clue here comes from the character's recorded structure — nothing is guessed.

Want the full history of 骶? Jason searches the paleographic record, weighs the competing accounts and judges the popular story.

Charged once for this character — everyone reads it afterwards.
Exercise 1 of 1

Character Formation Type

What type of character formation is 骶?

Decomposition of 骶

IDS Structure⿰骨氐
骶Full Character
=
骨gu3
left
氐Di1
right
Exercise 1 of 2

Identify the Components

Which of these is a component of 骶?

How to say coccyx, sacrum in Chinese

“coccyx, sacrum” in Chinese is骶dǐ

The character 骶 (dǐ) refers to the coccyx or sacrum, which is the triangular bone at the base of the spine. It serves as an important structural component in human anatomy, supporting the pelvis and connecting to the vertebral column. This term is commonly used in medical or anatomical contexts.

When to use 骶

When using 骶 in conversation, it is mostly found in medical discussions rather than everyday language. Be careful not to confuse it with 骨 (bone) as they are related but refer to different concepts in anatomy. The tone is important; make sure to use the third tone (dǐ) to avoid misunderstandings.

What learners get wrong

Learners often confuse 骶 with 骨 (bone) due to their similar appearance. For example, using 骨 when referring to the sacrum is incorrect; instead, use 骶 to specify the coccyx or sacrum.

Write 骶

骶

Practice writing 骶 stroke by stroke. Watch the animation to learn the stroke order, then try writing it yourself.

Write correctly 3 times to earn XP

Word Family of 骶

Words Containing This Character2
骶dǐsacrum (anatomy)
骶骨sacrum (anatomy)
Exercise 1 of 2

Compound Meaning

What does 骶 mean?

Frequently Asked Questions about 骶

It is pronounced with a rising tone, dǐ, as in 'dee' with a slight upward inflection.

Jason Recommends

Not sure what to learn after 骶?

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