What does NITRE mean?

Heres the response to your query: 1. **Parts of Speech:** Noun 2. **Definition:** Nitre (also spelled nitrate) is a white or colorless crystalline compound, consisting of potassium nitrate or sodium nitrate, used in the manufacture of gunpowder, fertilizers, and explosives. 3. **Pronunciations:** US: /ˈnaɪtər/; UK: /ˈnʌɪtə/ 4. **Origin and Usage:** The word "nitre" comes from Old French "nitre" and Latin "nitrum," meaning native sodium carbonate. It was first recorded in English in the 14th century. Nitre has been used for centuries in the production of gunpowder, as well as for medicinal purposes such as treating asthma and heart disease. In modern times, it is mainly used in the production of fertilizers and explosives. 5. **Synonyms:** Nitrate, saltpeter 6. **Related Words:** Niter, inter, inert, enter, trine 7. **Example Sentences:** - The gunpowder factory was shut down after an explosion caused by nitre. - Farmers use nitre to enrich the soil and increase crop yields. - The doctor prescribed a medication containing nitre to help alleviate the patients asthma symptoms.