Definitions
mold used in the production of phonograph records, type, or other relief surface
Word origin
From Middle English matris, matrice, matrix, from Old French matrice (“pregnant animal”), or from Latin mātrīx (“dam, womb”), both ultimately from māter (“mother”). Doublet of mother from Indo-European ancestor.
Used in a sentence
“upon conception the inward orifice of the matrix exactly closeth, so that it commonly admitteth nothing after […]”
“In very rare cases, when the matrix just goes on pegging away automatically, the doctor can take advantage of that and ease out the second brat who then can be considered to be, say, three minutes younger […]”
“Theorem (7.5.2) then says that every positive semidefinite matrix is a convex combination of matrices that lie on extreme rays.”
Source: Wiktionary, CC BY-SA 4.0
Used as a crossword answer1 curated clues
01“Grid”6 letters
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