sin·​ter ˈsin-tər How to pronounce sinter (audio)
sintered; sintering; sinters

transitive verb

: to cause to become a coherent mass by heating without melting
sinter noun
sinterability noun

Example Sentences

Recent Examples on the Web The parts start life as aluminum alloy powder, which is built up in layers, and lasers are used to sinter it together. Jonathan M. Gitlin, Ars Technica, 6 Oct. 2022 Sungwoo Lim, a physicist at the Open University, based in England, has published research describing how to use microwaves to sinter lunar regolith. Rebecca Boyle, Scientific American, 22 Oct. 2020 The company worked with Boston studio Nervous System to design the midsole, which is laser sintered from a TPU elastomer from 3-D Systems. Liz Stinson, WIRED, 14 Apr. 2016

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'sinter.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

Word History


German Sinter slag, cinder, from Old High German sintar — more at cinder

First Known Use

1871, in the meaning defined at transitive sense

Time Traveler
The first known use of sinter was in 1871

Dictionary Entries Near sinter

Cite this Entry

“Sinter.” Dictionary, Merriam-Webster, Accessed 1 Feb. 2023.

Medical Definition


transitive verb
sin·​ter ˈsint-ər How to pronounce sinter (audio)
: to cause to become a coherent mass by heating without melting
the binding of sintered hydroxyapatite with bone

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