matutineOf or relating to early morning; occurring in the early morning; matutinal.
Mauretania CaesariensisA province of the Roman Empire, established in AD 42, occupying territory in northwestern Africa roughly corresponding to present-day northern Algeria, with its capital at Caesarēa.
maxi-Denotes a larger than usual version of an item.
MediceanDesignating the four largest moons of Jupiter (Io, Europa, Ganymede and Callisto), as named by Galileo in honour of his future patron Cosimo II de' Medici.
mediterranean seaA mostly enclosed sea that has limited exchange of deep water with outer oceans, and where the water circulation is dominated by salinity and temperature differences rather than winds.
MeditrinaThe goddess/personification of health and longevity. She is a daughter of Aesculapius and Epione.
medusavirusA giant virus infecting amoebae causing them to shrivel and harden.
melicerousConsisting of or containing honeylike matter; said of certain encysted tumours.
melilotA fragrant plant of the genus Melilotus, often having small yellow or white flowers.
melineHaving the qualities of or relating to a badger.
meliorismThe view or doctrine that the world can be improved through human effort (often understood as an intermediate outlook between optimism and pessimism).
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.
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.
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.
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.