ders its
presence known by the smell.

Ominous. Of the nature of or marked by some omen.

Orifice. A hole; an opening.

Organisms. A body or substance that is in a proper condition
for growth or development.

Oxygen. One of the four principal elements. One-fifth of
air and one-third of water is oxygen.

Paralysis. Loss of ability to control muscular motion.

Parlance. A mode of speech; a phrase; a particular sentence.

Perceived. Noticed; observed.

Perplexity. Puzzling; distracted.

Petals. One of the leaves, or the subordinate part of the
leaf.

Persistent. Firm and resolved.

Pelts. The skin of an animal with the hair on.

Perspective. The art or theory of representing a drawing made on
a flat surface so that it will appear as not lying
in that surface.

Perceptible. Noticeable; able to be seen.

Perennial. Not planted each year. Wheat is sown each year.
An apple tree grows on from year to year.

Permanence. Something that keeps on or continues.

Pitch. The inclination, as the roof of a house; a high or a
low musical tone.

Plateau. A rather level elevated portion of ground.

Plausible. Appearing to be true; likelihood.

Philosopher. One who seeks first truths; the underlying
principles.

Phosphorus. A non-metallic element which readily absorbs oxygen
from the air, and exhibits a glow by slow
combustion.

Port. A haven. A home for a ship.

Potter's Wheel. A horizontal wheel revolving on a vertical spindle
on which pottery forms are made.

Primary. First. Applied to a form of electric battery which
generates a current by means of metals and liquids.

Precipitate. Throwing down, as applied to chemistry; causing the
solid matter in a liquid to go to the bottom.

Prudence. Care; caution; ability to look out for the future.

Prosperity. Success in business; doing well.

Precede. To go before; the one ahead.

Primitive.