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secretion

noun

Simple meaning

A functionally specialized substance released from a gland or cell.

Pronunciation

Say it like this:

suhkreeshuhn

Say the bold part a little louder.

US device voice
IPA pronunciation (US)

səkˈɹiʃən

This word is pronounced essentially the same in American and British English, so one transcription covers both.

IPA (International Phonetic Alphabet) is a standard way of writing speech sounds.

Word Review

Definition

Everyday modern meanings first, grouped by part of speech.

noun

  1. countable

    Any substance that is secreted by an organism.

  2. uncountable

    The act of secreting a substance, especially from a gland.

  3. A functionally specialized substance (especially one that is not a waste) released from a gland or cell

  4. The act of hiding something.

Word at a Glance

Difficulty
C1 · Advanced
Frequency
Moderately Common
Typical Use
Neutral / general English

Word Aura™

How this word commonly comes across.

Aura for this meaning

This meaning: Any substance that is secreted by an organism.

Used this way, secretion is a specialist word that usually carries little praise or criticism of its own. This is a scientific use: it names something precisely within a field of study, so it appears in research and teaching more than in conversation.

Emotional tone
Neutral
Formality
Specialist/technical
Intensity
Not strongly marked
How common
Specialized
Connotation
Clinical and technical
Usage feel
Technical and specialized

Where it naturally appears

  • Science
  • Academic writing
  • Technical/specialist writing

Usage note

In general conversation this sense usually needs explaining — outside its field, people reach for a plainer word.

Word Aura describes common impressions, not a measurement. Tone changes with sentence, speaker, relationship and situation.

More ways to use secretion

  • “Plants have a natural secretion that protects them from insects.”noun

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Common Patterns and Combinations

How this word naturally appears with others.

Substance / secreting

insulin secretionhormone secretionaldosterone secretion

Other combinations

internal secretionacid secretiongastric secretionincreased secretionpancreatic secretion

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Word Family

Related forms, grouped by how they connect.

Compound terms

Established multiword terms.

  • internal secretionnounCompound term

    The secretion of an endocrine gland that is transmitted by the blood to the tissue on which it has a specific effect.

  • lachrymal secretionnounCompound term

    Saline fluid secreted by lacrimal glands.

  • lacrimal secretionnounCompound term

    Saline fluid secreted by lacrimal glands.

  • mucous secretionnounCompound term

    Protective secretion of the mucous membranes.

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Dictionary data from Wiktionary via the Free Dictionary API. Simple meanings, combinations and word intelligence are built from verified reference data, no AI is used to load this page.