Mercatorsˊs Sailing

Mercatorsˊs Sailing the art of finding upon a plane, the motion of a ship upon a course assigned, the meridians being all parallel, and the parallels of latitude strait lines.

Definition taken from The Universal Etymological English Dictionary, edited by Nathan Bailey (1736)

Mercaˊtor’s Chart * Mercatōˊrum Festum
Luˊcern
Magick
Magick Geotetick
Maile
Matter [with Natural Philosophers]
Mamothy
Maˊndy Thursday, or Mau’ndy Thursday
Marroˊquin
Mercaˊtor’s Chart
Mercatorsˊs Sailing
Mercatōˊrum Festum
Meekness [in Painting and Sculpture]
Merit
Meˊritot
Meˊlon [in Fortification]
Meˊrmaid
Mermaid [with Heralds]
Mermaids
Meroˊbibe
Methodists