perchlorate

noun

per·​chlo·​rate (ˌ)pər-ˈklȯr-ˌāt 

-ət

: a salt or ester of perchloric acid

Examples of perchlorate in a Sentence

Recent Examples on the Web

As expected, the perchlorate affected the bacterium by causing stress to its cells, slowing the bacterium's growth and causing multiple bacteria to clump together. —Keith Cooper, Space.com, 5 Feb. 2026

The move is the latest in a more than decade-long battle over whether to regulate perchlorate. —Michael Phillis, Los Angeles Times, 5 Jan. 2026

Those materials include sodium perchlorate, ammonium perchlorate precursors and nitrocellulose, all key components in solid-fuel rocket motors. —Antonio María Delgado, Miami Herald, 30 Dec. 2025

European intelligence sources said Chinese firms were helping Iran rebuild its ballistic missile program, with several shipments of sodium perchlorate – a missile propellant precursor – being delivered from China to Iran since the end of September. —Billy Stockwell, CNN Money, 16 Nov. 2025

Word History

Etymology

International Scientific Vocabulary

First Known Use

1817, in the meaning defined above

Rhymes for perchlorate

• chlorate

Kids Definition

perchlorate

noun

per·​chlo·​rate (ˈ)pər-ˈklō(ə)r-ˌāt 

-ˈklȯ(ə)r-

: a chemical compound formed by the reaction of perchloric acid with another substance

Medical Definition

perchlorate

noun

per·​chlo·​rate (ˈ)pər-ˈklō(ə)r-ˌāt, -ˈklȯ(ə)r-, -ət 

: a salt or ester of perchloric acid