Mutation: Change; alteration; the process of changing.
Mute consonant: A surd or voiceless consonant.
MyeHn: The white covering of a nerve-fibre.
Halve: Not reflecting; uncritical; artless; frank; simple;
If ares: The cavity of the nose; the nostrils.
Nasals Relating to the nose.
If ascent: Coming into being; beginning to exist; undeveloped.
Hatwral selection: Selection by the elimination of the unfit and
the survival of the fit.
necropsy; Post-mortem examination; examination of a body
after death; autopsy.
Negative: A plate from which photographs are printed.
Negligible; Unimportant; that may be disregarded; not
materially affecting results.
Nephritis: Inflammation of the kidneys.
Neural; Relating to the nervous system; relating to nerves.
Neurasthenia: An exhausted condition with disturbances of the
nervous system; nervous weakness; nervous prostration.
Neuroses: Plural of neurosis.
Neurosis s A nervous derangement; a functional nervous disease.
Neurotic: Relating to neurosis; subject to neuroses; nervous.
Nondtalsjott: Indifferent; unconcerned; cool.
Noa»speculfttive: Not speculative; without theory or con-
Norm: The normal type; standard.
Notation: A system of signs or symbols ^ the symbols themselves.
Nmcha: The nape or back part of the neck.
Nuclei: Plural of nwkus*
Nucleus: Kernel; centre; core.
Nugatory: Insignificant; trifling; vain.