plural of Masson

(telecommunications) In the Open Systems Interconnection-Reference Model (OSI-RM), the transfer of data from one layer (N) to the next higher layer (N+1).

(uncountable) The language of medieval France, north of the Loire, in which the word oïl was used for yes / (countable) A specific dialect within this continuum

(transitive) To point or tip with iridium. / (transitive) To make iridescent.