Where does “grid-in” come from?

grid-in (English) comes from English grid, from English griddle, from Middle English gridil, from Anglo-Norman gredil, from Old French greïl, from Old French graïlle, from Occitan gralha, from Vulgar Latin gracla.

grid-in (English): A mathematical question on a test in which the answer must be placed on a grid that is preprinted on the answer sheet

Definitions

  1. A mathematical question on a test in which the answer must be placed on a grid that is preprinted on the answer sheet

Ancestry of “grid-in”, step by step

grid-in traces back through two separate lines of ancestry.

via English grid

StepLanguageWordMeaning
1EnglishgridA rectangular array of squares or rectangles of...
2EnglishgriddleA stone or metal flat plate or surface on which...
3Middle EnglishgridilAn iron grate or grid
4Anglo-NormangredilAlternative form of greil
5Old Frenchgreïlgrill (usually metal mesh suitable for being exposed to fire)
6Old Frenchgraïllegrate, grating
7Occitangralhacrow
8Vulgar Latingracla
9Latingrācula(female) jackdaw (Coloeus monedula)
10Latin-asuffixed to the roots of verbs, forms agent...
11Proto-ItalicForms masculine agent nouns from prefixed or compounded bases
12Proto-Indo-European-éh₂

via English in

StepLanguageWordMeaning
1EnglishinUsed to indicate location, inclusion, or position...
2Middle EnglishinAny kind of accomodation; particularly; A home or...
3Old Englishinin; Alternative form of inn
4Proto-West Germanic*in
Every word from Proto-Indo-European -éh₂