lute2
luːt,ljuːt/Submit
noun
noun: lute; noun: luting
1.
liquid clay or cement used to seal a joint, coat a crucible, or protect a graft.
a rubber seal for a jar.
plural noun: lutes
verb
verb: lute; 3rd person present: lutes; past tense: luted; past participle: luted; gerund or present participle: luting
1.
seal, join, or coat with lute.
"they were luted with a heavy coating of calcined chalk and eggshells"