All Those Ologies
What Bases Mean
Opposites
More Base Meanings
100

The study of life.

Biology.

100

graph

graphic

autograph

'mark, write, written'

100

mom

dad

100

phonics

symphony

telephone

'voice, sound, vocal sound'

200

The study of the Earth, including rocks and volcanoes.

Geology.

200

geode

geometry

geology

'earth'

200

one

many

200

chronic

synchronize

chronological


'time'

300

The study of the stars and their influence on people.

Astrology.

300

thermal

thermometer

hypothermia

'warm(th), hot, heat'

300

monosyllable

polysyllable

300

hydrant

hydrate

hydrogen

'water'

400

The study of animal life specifically.

Zoology.

400

autism

automobile

autobiography

'self'

400

democratic

autocratic

400

monarch

monocle

monotonous

500

The study of ancestry and bloodlines.

Geneaology.

500

photon

photosensitive

photograph

'light'

500

patriarch

matriarch

500

psychiatrist

pediatrician

podiatrist

'healer, physician'

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