Secretion

sɪˈkriːʃən

nounmedium📊CommonMedical
1 meaning3 questions

Definitions

1

The process of producing and releasing a substance from a cell or gland, or the substance itself.

sɪˈkriːʃən

nounneutralmedium
Medical

The process or result of producing and releasing a substance.

The salivary glands are responsible for the secretion of saliva.

💡 Simply: Imagine your body making something like sweat or saliva. That's a secretion! It's something the body produces and lets out. So like, sweat is a secretion to cool you down.

👶 For kids: When your body makes something special, like spit or snot, that's a secretion!

More Examples

2

Increased cortisol secretion can be a sign of stress.

3

The plant's nectar secretion attracted many bees.

How It's Used

Medical

"The glands are responsible for the secretion of hormones."

Biology

"Plant nectar secretion attracts pollinators."

From Latin *secretio* ('a separating, setting apart'), from *secernere* ('to separate, distinguish').

Used since the 17th century, initially related to the separation of substances and later specifically in biological contexts to describe bodily functions.

Memory tip

Think of 'secret' – a secretion is a 'secret' substance being released.

Word Origin

LanguageLatin
Original meaning

"To separate, set apart"

hormone secretionsaliva secretionmucus secretionexcessive secretiongland secretion

Common misspellings

secreationsecretions

Usage

40%Spoken
60%Written