MECHANICAL a.
, or the laws of motion; pertaining to the quantitative relations of force and matter, as distinguished from mental, vital, chemical, etc.; as, mechanical principles; a mechanical theory; mechanical deposits.
MERO; MERO DE LOALTO; MERO CABROLLA n.
e guasa (Epinephelus guaza), the red grouper (E. morio), the black grouper (E. nigritas), distinguished as Me"ro de lo al"to, and a species called also rock hind, distinguished as Me"ro ca*brol"la.
MESENTERON n.
ry canal which is developed from the primitive enteron and is lined with hypoblast. It is distinguished from the stomod, a part at the anterior end of the canal, including the cavity of the mouth, and the proctod, a part at the posterior end, which are formed by invagination and are lined with epiblast.…
MIDSHIPMAN n.
fish of the genus Porichthys, allied to the toadfish. Cadet midshipman, formerly a title distinguishing a cadet line officer from a cadet engineer at the U. S. Naval Academy. See under Cadet. -- Cadet midshipman, formerly, a naval cadet who had served his time, passed his examinations, and was awaiting promotion; --…
MINERAL a.
(Chem.), inorganic acids, as sulphuric, nitric, phosphoric, hydrochloric, acids, etc., as distinguished from the organic acids. -- Mineral blue, the name usually given to azurite, when reduced to an impalpable powder for coloring purposes. -- Mineral candle, a candle made of paraffine. -- Mineral caoutchouc, an elas…