FromLatinlutare,lutatum(“to bedaub with mud”), fromlutum(“mud”). CompareFrenchlutation.

lutation (countable anduncountable,plurallutations)

1. The act or method oflutingvessels, of cementing vessels usinglute (the material)

• “lutation”, inWebster’s Revised Unabridged Dictionary, Springfield, Mass.:G. & C. Merriam,1913,→OCLC.