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Sediment

Podcast 1 · Introduction

Sediment /ˈsɛdɪmənt/ · noun

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

In this course, sediment is matter that settles at the bottom of a liquid. The related entry for seduce gives a related word, and the Cambridge definition of sediment and the Merriam-Webster entry for sediment give the main sense. For more background, see the encyclopaedia article on sediment.

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Podcast 2 · Daily Use

In Conversation

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

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Podcast 3 · Prompt Engineering

Prompting with "sediment"

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

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Transcript: “Sediment” vocabulary micro-course

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

Podcast 1 — Introduction & meaning

Narrator: Today's word is "Sediment" — noun, pronounced /ˈsɛdɪmənt/, with the stress on "sed".

Narrator: Sediment is matter that settles at the bottom of a liquid, such as silt in a river or dregs in wine.

Narrator: In plain English, sediment is the stuff that sinks to the bottom — like sand settling at the bottom of a glass of muddy water.

Narrator: It comes from the Latin sedimentum, meaning a settling, from sedere, to sit.

Narrator: "River sediment" describes sand, silt and soil carried and deposited by a river.

Narrator: It differs from silt because sediment is broader, including any settled matter, whereas silt is specifically fine particles.

Narrator: "Wine sediment" is a sense meaning the deposits that settle in the bottom of a wine bottle.

Narrator: Geology, geography, winemaking, water treatment and archaeology all rely on the word sediment.

Narrator: So remember: sediment is settled matter, from the Latin for a settling.

Read podcasts 2 and 3

Podcast 2 — In conversation

Speaker A: What is sediment?

Speaker B: Settled matter! SEDIMENT comes from the Latin sedimentum, a settling, so it means matter that sinks to the bottom of a liquid.

Speaker A: So it's like sand in water?

Speaker B: Yes — or dregs in wine!

Speaker A: Example sentences?

Speaker B: "River sediment"; "wine sediment"; "sediment layers" — rivers, wine and geology.

Speaker A: Common mistakes?

Speaker B: Don't confuse sediment with sentiment, because sediment is physical matter, while sentiment is an emotion.

Speaker A: Close relatives?

Speaker B: 'Silt' the fine cousin, 'dregs' the dregs twin, 'deposit' the laid-down alternative. The word keeps its settling charm!

Podcast 3 — Prompt engineering

Speaker B: Let's use "sediment" in AI prompts — useful for geology apps and water tools.

Speaker A: So a prompt could frame geology?

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

Prompt: Write a short guide to how sediment forms rock, naming two types.

Speaker A: How about a water tool?

Speaker B: Ask the model to advise:

Prompt: Draft a guide to filtering sediment from water, naming two methods.

Speaker A: Could it help with a wine bot?

Speaker B: Yes, you can frame winemaking:

Prompt: Summarise in two sentences why sediment forms in wine, naming one cause.

Speaker A: One more?

Speaker B: For an archaeology chatbot, try this:

Prompt: Write a short note on what sediment reveals about the past, naming one find.