mercatorismThe tendency of transnational commerce to operate outside any system of national laws, making use, instead, of a system of arbitration.
Mercator projectionAn orthomorphic map projection, in which meridians appear at right-angles to the equator, and lines of latitude are horizontal lines whose distance from each other increases with distance from the equator.
mesiodensA supernumerary malformed, peg-like tooth occurring between the maxillary central incisors.
mesogastriumThe part of the embryonic mesentery that includes the stomach
mesolabeAn ancient instrument for finding two mean proportionals between two given lines, required in solving the problem of the duplication of the cube.
mespilusAny member of the flowering plant genus Mespilus (now Crataegus sect. Mespilus), of medlars.
MesseniaA regional unit in the south-western Peloponnese, Greece, which has its modern capital at Kalamata. The original capital was at Messene.
metalepsisA rhetorical device whereby one word is metonymically substituted for another word which is itself a metonym; more broadly, a metaphor consisting of a series of embedded metonyms or rhetorical substitutions.
metalliformHaving the form or structure of a metal.
metaplasmAny change in a word made by altering its letters or sounds.
metatarsusThe part of the foot between the toes and the ankle, especially its five bones.
middle scalene muscleA muscle arising from the transverse processes of the lower six cervical vertebrae, inserting on the upper surface of the first rib, and functioning to bend the neck forward and laterally and to rotate it to the side.
mihi itchThe ambition to publish and name large numbers of taxa as a form of personal aggrandizement.
miles gloriosusA standard character in ancient comedy and in modern comedy depicting ancient military figures: the bravado-filled, self-important, swaggering soldier.
miliumA keratin-filled cyst that can appear just under the epidermis or on the roof of the mouth.
millenaryOf or pertaining to a thousand, especially to a thousand years.
millesimalthousandth; consisting of or divided into thousandth parts
milli-In the International System of Units and other metric systems of units, one-thousandth of the unit to which it is prefixed; that is, multiplying the unit to which it is attached by 10⁻³. Symbol: m.
minargentAn alloy of (starting with the main component, and ending with the smallest) copper, nickel, tungsten, and aluminium, formerly used by jewellers as a substitute for silver.
minervalA gift given in gratitude by a student to a teacher; financial compensation paid to a teacher for their services.
ministerialisA non-noble (originally unfree) official or retainer under certain feudal systems, especially in the Holy Roman Empire, who had specific military duties to his lord.
mirmilloA kind of gladiator, known for wearing a Gallic helmet with the image of a fish.
mirorderA taxonomic ranking just below grandorder and above order.
mirusvirusA virus of the phylum Mirusviricota, a widespread group of plankton-infecting viruses which forms a "missing link" between giant viruses and herpesviruses.
mittimusA warrant issued for someone to be taken into custody.
MnevisA bull-shaped aspect of the god Atum-Ra venerated in Heliopolis.
mobilia sequuntur personamCommon law doctrine holding that personal property held by a person is governed by the same law that governs that person, so that if a person who is legally domiciled in one jurisdiction dies with property in a second jurisdiction, that property is legally treated as though it were in the first jurisdiction.
modiusA Roman dry measure of about a peck or 9 litres.
modulantSomething that serves to modify something else.
modus operandiA person or thing's normal mode of operation.
modus ponendo ponensA valid form of argument in which the antecedent of a conditional proposition is affirmed, thereby entailing the affirmation of the consequent. Modus ponendo ponens has the form
modus ponendo tollensA valid form of argument in which the antecedent of a conditional proposition is affirmed, thereby entailing the infirmation of the consequent. Modus ponendo tollens has the form
modus ponensA valid form of argument in which the antecedent of a conditional proposition is affirmed, thereby entailing the affirmation of the consequent. Modus ponens has the form
modus tollendo ponensA valid form of argument in which the antecedent of a conditional proposition is negated, thereby entailing the affirmation of the consequent. Modus tollendo ponens has the form
modus tollendo tollensA valid form of argument in which the antecedent of a conditional proposition is infirmed, thereby entailing the infirmation of the consequent. Modus tollendo tollens has the form
modus tollensA valid form of argument in which the consequent of a conditional proposition is denied, thus implying the denial of the antecedent. Modus tollens has this form
modus vivendiA way of living, especially a working arrangement to allow for peaceful coexistence between two parties in spite of differences or unresolved disputes.
mohatraOf or characterized by an avoidance of laws against usury by a pair of sales between a lender and a borrower (or their agents), where the first purchase is made on credit and an immediate repurchase is made in cash, the difference in prices amounting to the interest of the loan.
moleculaA molecule; a small particle of something.