9. The _lactometer_ is used for _measuring_ the purity and richness of
_milk_.

10. The _metric_ system of weights and measures is one in which the
meter is the unit of _measure_.

12. The _perimeter_ is the _measure around_ a body or figure.

14. _Trigonometry_ treats of _measurements_ based on the triangle
(_three angles_).

#phon# = sound.

1. _eu_ phony, well
2. phon _etic_, pertaining to
3. phon _ic_, pertaining to
4. phono _graph_, write
5. _sym_ phony, with
6. _tele_ phone, far

#polis# = city.

1. _acro_ polis, high, upper
2. _Anna_ polis, Ann
3. _Constantin_ ople, Constanine
4. _Indiana_ polis, Indiana
5. _metro_ polis, mother
6. _Minne_ apolis, Minne
7. police
8. politics

1. The _acropolis_ was the _upper_ part of a Grecian _city_. It
commanded a view of the surrounding country.

2. Named for Queen _Ann_.

3. A contraction of Constantinopolis. Named for _Constantine_.

4. _Indiana_ means, literally, the _land_ of the _Indians_.
_Indianapolis_ means _city_ of _Indiana_.

5. The _metropolis_ is the chief, or _mother city_, of the state or
country.

6. The _city_ of _Minne_ (haha).

7. A _police_ force is a body of civil officers in a _city_ organized
for its protection.

8. _Politics_ is the science of government in state or _city_.

#scop# = view.

1. _horo_ scope, hour
2. _kaleido_ scope, beautiful + form
3. _micro_ scope, small
4. _stereo_ scope, solid
5. _tele_ scope, far

1. The _horoscope_ is an instrument for _viewing_ the heavens at the
_hour_ of one's birth, by which the astrologers professed to foretell
the events of a person's life.

2. The _kaleidoscope_ is an optical instrument in which an endless
variety of _beautiful_ patterns or _forms_ may be _viewed_ by changing
its position.

4. The _stereoscope_ is an instrument, with two eye glasses, for
giving to pictures the appearance of _solid_ forms as seen in nature.

PART TWO

Letters, Sounds, Syllables, Words,
Principles of Pronunciation, and
Rules of Spelling.

SEVENTH YEAR.

(First Month.)

TERMS TO BE DEFINED.

An ELEMENTARY SOUND is the simplest sound of spoken language.

There are forty-four elementary sounds in the English language. As
there are only twenty-six letters in the alphabet some letters
represent