noun

semtex

SEHM-tehks

Semtex (noun) means a plastic explosive that can be molded by hand and is stable enough to be shaped without detonating. Example: “Investigators found traces of Semtex in the wreckage.”

noun

A plastic explosive that can be molded by hand and is stable enough to be shaped without detonating.

"Investigators found traces of Semtex in the wreckage."

"The bomb squad carefully removed the block of Semtex from the package."

How to use semtex

Learner’s notes

In plain EnglishA moldable, putty-like explosive material, associated in the news with bombings and terrorism.

When to use it

Almost always used in news, military, or crime contexts rather than everyday speech.

Word forms

semtexed past tense, semtexes singular

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Fill the gap

Can you complete this real example?

Investigators found traces of _____ in the wreckage.

Etymology

Originally a trademark, blending Semtín — the Czech town where it was first made near Pardubice — with the word "explosive."

Frequently asked questions

What does “semtex” mean?

The word “semtex” means a plastic explosive that can be molded by hand and is stable enough to be shaped without detonating. In plain terms, a moldable, putty-like explosive material, associated in the news with bombings and terrorism.

How do you pronounce “semtex”?

“Semtex” is pronounced SEHM-tehks (/ˈsɛm.tɛks/ in IPA).

How do you use “semtex” in a sentence?

Here is “semtex” used in a sentence: “Investigators found traces of Semtex in the wreckage.”

What part of speech is “semtex”?

“Semtex” is a noun.

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