English Reference

Word

lute

US/ˈɫut/

UK/lˈuːt/

Definitions

02sealant or cement

C2 · Technical

n. a thick, sticky clay or cement used to fill holes and make things airtight.

n. a tenacious cement or clay composition used to seal joints or coat vessels to protect them from heat or air.

“The worker applied a layer of lute to the pipe to stop the air leak.”

“In traditional chemistry, a specialized lute was applied to the glass joints of the apparatus to ensure a vacuum-tight seal during distillation.”

Technical

Synonyms

sealantcementputty

03to seal with clay

C2 · Technical

v. to close or fix something using a special sticky clay.

v. to seal, cover, or coat a joint or surface with a lute composition.

“They had to lute the furnace door to keep the heat inside.”

“The technician carefully luted the edges of the crucible before placing it in the high-temperature oven for the experiment.”

Technical

Synonyms

Antonyms

openunseal

Etymology

From Middle French lut (modern luth), from Old French leüt, probably from Old Occitan laüt, from Arabic اَلْعُود (al-ʕūd, “wood”) (probably representing an Andalusian Arabic or North African pronunciation). Doublet of oud, lavta, and laouto.

From Old French lut, ultimately from Latin lutum (“mud”).

Etymology adapted from Wiktionary, available under CC BY-SA 4.0.

This entry

Level
C1 · Advanced
Frequency
Occasional
Updated

Scan code

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English Reference