posterior - Master This Word
Master this word with our 5-step learning method – Learn English in English
posterior Word Meanings
- the back part of something
- later in time or order
- subsequent or following
posterior Example Sentences
Example sentences are the start of understanding. Don't rush to memorize. First feel how the word works in a sentence.
posterior Phonetic & Pronunciation
UK
/pɒsˈtɪəriə/
US
/pɑːˈstɪriər/
posterior Word Etymology
Root: 'posterior' (Latin) = 'post' (after) + 'eri' (to be). Origin: Latin -> Old French -> English. Memory image: Imagine a rear-view mirror reflecting the events that happen behind you, representing things that come after.
Note 1: These definitions and etymologies are not standard dictionary definitions, but extended explanations provided to help with memorization and understanding of the actual application of words. Through this background information, we strive to make words more vivid and easier to understand, and help you remember their meanings in real life.
Note 2: LexiTalk designs the learning flow around the linguistics principle of “Comprehensible Input.” When learners encounter material that is slightly above their level but still understandable from context, the brain naturally absorbs the language. That’s why we keep every word inside authentic contexts, using examples and associations to help you understand it and use it flexibly.
Read the FAQ explanation of Comprehensible InputReal Context
Posterior is a versatile word that can function as a noun or an adjective. As a noun it means the back part of something, such as the posterior of the body or the rear end of an object. As an adjective it means later in time or order, for example a posterior event, a posterior analysis, or posterior probabilities, often contrasted with anterior or prior. The word comes from Latin post- meaning after and eri meaning to be, passing into Old French before entering English. A helpful memory image is a rear-view mirror showing what happens behind you, capturing things that come after.
Usage Reminders
- Remember: use in formal contexts, especially in anatomy or statistics; not for everyday talk. Distinguish posterior from anterior, and from later or after in casual speech. Keep noun/adj distinctions clear. Avoid using posterior to mean physically in front. Check if the context is time or order rather than position.
Common Misconceptions
- Posterior means only back of the body, not anything after in time
- Confusing posterior with anterior
- Using posterior to mean later casually
- Thinking posterior always implies a fixed position
- Mistaking posterior for external or outer
Thinking Differences
Explain to an English speaker: English tends to use posterior in formal, technical contexts. Learners often mix it up with posterior and later or after in casual talk; also confuse it with the front/behind distinction in everyday language.
Learning Tips
- Pair with anterior to contrast meaning
- Use in technical contexts like anatomy or statistics
- Note noun vs. adjective usage
- Remember related Latin roots post- and eri
- Practice with examples of time vs. position
- Visualize a rear mirror for the memory cue
5-Step Learning Method - Learn English in English
Step 1: Meaning
What is the definition of the word 'posterior'?
A.higher in position
B.near the front
C.located at the back
D.smaller in size
Step 2: Usage
Which sentence uses 'posterior' correctly?
A.The posterior of the building faces the street.
B.She prefers the posterior side of the painting.
C.He was late to the meeting because of his posterior.
D.The posterior half of the book contains the index.
Step 3: Similar Words
Which word is most similar to 'posterior'?
A.anterior
B.subsequent
C.primary
D.antebellum
Step 4: Opposite Words
What is the opposite of 'posterior'?
A.anterior
B.inferior
C.medial
D.lateral
Step 5: Mastery
Can you think of a real-life context that uses the word 'posterior'?
A.The teacher explained the front cover of the book.
B.He needed to check the back of the chair for dust.
C.The doctor examined the patient's posterior for any issues.
D.The company decided to launch its product in the next month.
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