Test Your Vocabulary

Take Our 10-Question Quiz

Name That Thing

Take our visual vocab quiz

Test Your Knowledge »

True or False?

A quick quiz about stuff worth knowing

Take It Now »

Join Us on FB & Twitter

Get the Word of the Day and More

Facebook | Twitter

passivate


pas·siv·ate

verb \ˈpa-si-ˌvāt\
pas·siv·at·edpas·siv·at·ing

Definition of PASSIVATE

transitive verb
1
: to make inactive or less reactive <passivate the surface of steel by chemical treatment>
2
: to protect (as a solid-state device) against contamination by coating or surface treatment
pas·siv·ation \ˌpa-si-ˈvā-shən\ noun

First Known Use of PASSIVATE

1913

Browse

Next Word in the Dictionary: passivator
Previous Word in the Dictionary: Passion Week
All Words Near: passivate

Seen & Heard

What made you want to look up passivate? Please tell us where you read or heard it (including the quote, if possible).