Where does “master class” come from?

master class (English) comes from English Master, from English Mast, from French masse, from Old French mace, from Vulgar Latin mattia, from Latin mateola, from Latin -ulus, from Proto-Italic -olos — Forms agent nouns from verbal roots.

master class (English): A class, typically in a performing art such as music or drama, in which a teacher listens to and critiques the performance of individual students, one at a time, while the other students observe

Definitions

  1. A class, typically in a performing art such as music or drama, in which a teacher listens to and critiques the performance of individual students, one at a time, while the other students observe

Ancestry of “master class”, step by step

master class traces back through two separate lines of ancestry.

via English Master

StepLanguageWordMeaning
1EnglishMasterPrepended to a boy's name or surname as a form...
2EnglishMast
3Frenchmassea paste, a dough; large amount or quantity of...
4Old Frenchmacemace weapon
5Vulgar Latinmattia
6LatinmateolaThe meaning of this term is uncertain....
7Latin-ulusUsed to form a diminutive of a noun, indicating...
8Proto-Italic-olos
9Proto-Italic-elosForms desubstantival and deadjectival diminutive nouns
10Proto-Indo-European-e-lós
11Proto-Indo-European-lósForms agent nouns from verbal roots

via English class

StepLanguageWordMeaning
1EnglishclassA group, collection, category or set sharing...
2Frenchclasseclass, type, group; "Une classe de conscrits"...
3Italianclasseclass; classroom; style
4Spanishclaselecture; class; kind, sort, type
5Portugueseclasseclass, kind; class; elegance; class
6Germanklassegreat, awesome
7Russianклассclass
8Latinclassisany one of the five divisions into which Servius...
9Proto-Italicklāssis
10Proto-Indo-Europeankelh₁-to call, cry, summon
Every word from Proto-Indo-European -lósEvery word from Latin -ulusEvery word from Latin mateola