• Webster's Revised Unabridged Dictionary
    • n Macle (Min) Chiastolite; -- so called from the tessellated appearance of a cross section. See Chiastolite.
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Century Dictionary and Cyclopedia
    • n macle Same as mackle.
    • n macle In mineralogy
    • n macle A kind of twin crystal. See twin.
    • n macle Chiastolite, cross-stone, or hollow spar, a variety of andalusite, the crystals of which have the axis and angles colored differently from the remainder. See chiastolite.
    • n macle A tessellated appearance in other crystals.
    • n macle In heraldry, same as muscle, 3.
    • ***
Chambers's Twentieth Century Dictionary
    • n Macle mak′l a kind of twin crystal: a kind of cross-stone or hollow-spar, called also Chiastolite, having the axis and angles of its crystals coloured differently from the rest
    • ***


Webster's Revised Unabridged Dictionary
L. macula, a spot: cf. F. macle,. Cf. Mackle Mascle
Chambers's Twentieth Century Dictionary
Through Fr., from L. macula, spot.


In literature:

We met at Sister MacL's house.
"A Circuit Rider's Wife" by Corra Harris

In science:

Fortunately, it is known that every monoidal category is equivalent to a strict one [MacL, Ch.
Derived equivalences and sl_2-categorifications for U_q(gl_n)
Lusztig, Introduction to Quantum Groups, Progress in Mathematics 110, Birkhauser, Boston MA (1993). [MacL] S.
Derived equivalences and sl_2-categorifications for U_q(gl_n)