Resources & Tools

Home › Resources & Tools › Geologic time units pronunciation guide

Geologic time units pronunciation guide

A pronunciation guide for geologic time units.

A

Archean /ɑːrˈkiːən/

C

Chaotian /keɪˈoʊʃən/

Cryptozoic /ˌkrɪptəˈzoʊɪk/

H

Hadean /ˈheɪdiən/

P

Phanerozoic /ˌfænərəˈzoʊɪk/

Precambrian /priːˈkæmbriən/

Proterozoic /ˌproʊtərəˈzoʊɪk/

Term	Pronunciation
Archean	/ɑːrˈkiːən/
Chaotian	/keɪˈoʊʃən/
Cryptozoic	/ˌkrɪptəˈzoʊɪk/
Hadean	/ˈheɪdiən/
Phanerozoic	/ˌfænərəˈzoʊɪk/
Precambrian	/priːˈkæmbriən/
Proterozoic	/ˌproʊtərəˈzoʊɪk/

Recommended for you

Product

Ea.

Leskoff Cardinal Directions Poster

Cardinal Directions Poster, Asturian/English-Labeled

A poster featuring the cardinal directions (compass points).

Leskoff Australia Map Poster

Australia Map Poster, German-Labeled

A poster featuring the map of Australia.

Leskoff World Wall Map (World Map Poster)

World Wall Map (World Map Poster), Thai/English-Labeled

A Thai-language map of the world (countries and regions) with English translations.

Leskoff 2026 Wall Calendar

2026 Wall Calendar, Russian (pre-1918 spelling)/English-Labeled, Monday-Start Layout, Wire-Bound, 11.7 x 8.3 in (29.7 x 21.0 cm)

A Russian (pre-1918 spelling)-language wall calendar (2026, Monday-start format) with English translations.

Leskoff 2026 Wall Calendar

2026 Wall Calendar, Burmese-Labeled, Monday-Start Layout, Poster / Wall Print, 23.4 x 33.1 in (59.4 x 84.1 cm)

A Burmese-language wall calendar (2026, Monday-start format).

See also

Capital Cities Crossword

Solve this daily crossword puzzle by filling in the capital cities of countries.

Countries Crossword

A daily crossword puzzle for the names of countries.

Oceans and seas pronunciation guide

A pronunciation guide for the names of oceans and seas.

Awesome geography

A curated list of awesome geography links and resources.

Geology Crossword

A daily crossword puzzle for geology terms.