ge·o·chro·nol·o·gy 
(jē′ō-krə-nŏlə-jē)
(jē′ō-krə-nŏlə-jē)n.
The chronology of the earth's history as determined by geologic events.
ge′o·chron′o·logic (-krŏn′ə-lŏjĭk), ge′o·chron′o·logi·cal adj.
ge′o·chron′o·logi·cal·ly adv.
ge′o·chro·nolo·gist n.
- Aleixandre
- Alejo
- Aleksandr Feodorovich
- Aleksandr Isayevich
- Aleksandr Konstantinovich
- Aleksandrovsk
- Aleksandrovsk
- Aleksandr Porfirevich
- Aleksandr Sergeyevich
- Aleksandr Vasilevich
- Aleksei Maksimovich Peshkov.
- Aleksei Nikolayevich
- Alemanni
- Alemannic
- Alembert
- alembic
- alendronate
- Alençon
- Alep
- aleph
- aleph-null
- Aleppo
- alerce
- alert
- alertly