suppression

[suh-presh-uhn]

noun

1. the act of suppressing.

2. the state of being suppressed.

3. Psychoanalysis.,  conscious inhibition of an impulse.

4. Botany.,  the absence of parts normally or usually present due to the action of frost, disease, or insects.

5. Radio, Electronics.,  the elimination of a component of a varying emission, as the elimination of a frequency or group of frequencies from a signal.

6. Electricity.,  the reduction or elimination of irregular current oscillations or frequencies in a circuit.

suppression

/ səˈprɛʃən /

noun

1. the act or process of suppressing or the condition of being suppressed

2. psychoanal the conscious avoidance of unpleasant thoughts Compare repression

3. electronics the act or process of suppressing a frequency, oscillation, etc

4. biology the failure of an organ or part to develop

5. med the cessation of any physiological process

Other Word Forms

• nonsuppression noun
• resuppression noun
• self-suppression noun

Word History and Origins

Origin of suppression¹

First recorded in 1520–30; from Latin suppressiōn-, stem of suppressiō “a pressing under”; equivalent to suppress + -ion

Example Sentences

You can adjust the volume, directional sound amplification and background noise suppression from the mobile app or a remote.

Read more on The Wall Street Journal

Thursday’s report provides a timeline of how the fires progressed and looks at state and local officials’ actions, weather conditions, the emergency response and fire suppression.

Read more on Los Angeles Times

The move comes three years after Pope Francis issued a historic apology to Canada's First Nations for the church's role in the "genocide" and suppression of indigenous identity through the residential schools programme.

Read more on BBC

“And so it’s going to have to double down and triple down on voter suppression and election subversion if it’s to have a chance in 2026.”

Read more on Salon

Paradoxical suppression occurs when an effort to restrain a thought, feeling, or behavior produces the opposite effect, intensifying rather than diminishing it.

Read more on Science Daily

Related Words

• elimination 
• overthrow