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sinter
Sintering is a specific industrial process that differs from melting. While melting involves turning a solid into a liquid to reshape it, sintering bonds particles together using heat and pressure without ever reaching the melting point. This allows for the creation of materials with controlled porosity or the combination of materials that cannot be melted together.
In a technical or engineering context, the word is used with a high degree of precision. It is almost exclusively found in academic papers, manufacturing specifications, and materials science textbooks. It is not a word used in casual conversation unless the speaker is discussing metallurgy or ceramics.
As a noun, the word has two distinct domains. In engineering, it refers to the resulting solid object (the sintered part). In geology, it refers to natural mineral deposits, such as those found around geysers or hot springs. These two usages rarely overlap in the same conversation.
Meanings
Examples
We need to sinter the metal powder at a precise temperature to ensure structural integrity.
The ceramic powder sinters more efficiently when pressure is applied.
The technician carefully inspected the sintered part for any surface pores.
Look at these white terraces formed by silica sinter.
I wonder if this material will sinter properly without a vacuum.
The geologist collected a sample of travertine sinter from the hot spring.
You must sinter the compact for two hours in the furnace.
The particles begin to sinter as they reach the critical temperature.