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Antimony

Podcast 1 · Introduction

Antimony /ˈæntɪməni/ · noun

A short documentary narration — meaning, origin, and how the word is used.

In this course, antimony is a brittle silvery metalloid with atomic number 51. The related entry for bismuth gives a related word, and the Cambridge definition of antimony and the Merriam-Webster entry for antimony give the main sense. For more background, see the encyclopaedia article on antimony.

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Podcast 2 · Daily Use

In Conversation

Two British speakers using "antimony" naturally in everyday talk.

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Podcast 3 · Prompt Engineering

Prompting with "antimony"

An instructor and developer explore real, copy-ready AI prompts built around the word.

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Transcript: “Antimony” vocabulary micro-course

Read along with the three podcasts, or open the full dictionary entry for Antimony for the definition, Arabic meaning, synonyms and example sentences.

Podcast 1 — Introduction & meaning

Narrator: Today's word is "Antimony" — noun, pronounced /ˈæntɪməni/, with the stress on "an".

Narrator: Antimony is a brittle, silvery-grey metalloid with atomic number 51 and the symbol Sb.

Narrator: In plain English, antimony is a shiny element used to harden metals and resist fire.

Narrator: Its name probably comes from medieval Latin antimonium, and its symbol from the Latin stibium.

Narrator: "Antimony alloy" describes a hardened mix used in batteries and type metal.

Narrator: It differs from bismuth because antimony is harder and more toxic, whereas bismuth is softer and safer.

Narrator: "Antimony trioxide" is a second pattern, a compound used as a flame retardant.

Narrator: Battery making, electronics, fire safety and ancient cosmetics all rely on antimony.

Narrator: So remember: antimony is the brittle metalloid with the surprising symbol Sb.

Read podcasts 2 and 3

Podcast 2 — In conversation

Speaker A: What is antimony?

Speaker B: A shiny metalloid! ANTIMONY comes from medieval Latin antimonium, and its symbol Sb from stibium.

Speaker A: Was it used as make-up?

Speaker B: Yes — ancient Egyptians used its ore as dark eyeliner!

Speaker A: Example sentences?

Speaker B: "Lead batteries contain antimony"; "Antimony makes plastics fire resistant"; "Kohl was made with antimony" — car, safety and history.

Speaker A: Common mistakes?

Speaker B: Don't expect the symbol to be An, because antimony's symbol is Sb, from the Latin stibium.

Speaker A: Close relatives?

Speaker B: 'Arsenic' the toxic cousin, 'bismuth' the heavier twin, 'tin' the metal alternative. The word keeps its kohl-eyed charm!

Podcast 3 — Prompt engineering

Speaker B: Let's use "Antimony" in AI prompts — useful for materials databases and chemistry quizzes.

Speaker A: So a prompt could frame materials?

Speaker B: Right. For a materials app, you'd write:

Prompt: List the main industrial uses of antimony with one sentence for each.

Speaker A: How about symbols?

Speaker B: Ask the model to build:

Prompt: Create a quiz that shows the symbol Sb and asks which element it stands for.

Speaker A: Could it help with safety?

Speaker B: Yes, you can frame warnings:

Prompt: Write a short safety note about handling antimony dust in a workshop.

Speaker A: One more?

Speaker B: For data, try this:

Prompt: Design a table of metalloids with symbol, atomic number and common use.