- matrix [mā′triks΄]n.pl. matrices [mā′trə sēz΄, ma′trəsēz΄′] or matrixes [LL, womb, public register, origin < L, breeding animal < mater (gen. matris), MOTHER1]1. Archaic the womb; uterus2. that within which, or within and from which, something originates, takes form, or develops; specif.,a) a die or mold for casting or shapingb) an impression from which a large number of phonograph records can be duplicated3. Anat.a) any nonliving, intercellular substance in which living cells are embedded, as in bone, cartilage, etc.b) the formative cells from which a nail, tooth, etc. grows4. Electronics a process in which several signals are combined for transmission or recording and then separated for reception or playback5. Geol. the rock or earthy material in which a crystal, pebble, fossil, etc. is enclosed or embedded6. Linguis. a main or independent clause7. Math. a set of numbers or terms arranged in rows and columns between parentheses or double lines8. Printinga) a metal mold for casting the face of typeb) a papier-mâché, plaster, or similar impression of type, etc., from which a plate can be made, as in stereotypy
English World dictionary. V. Neufeldt. 2014.