prehistoric

adjective

pre·​his·​tor·​ic ˌprē-(h)i-ˈstȯr-ik 

-ˈstär-

variants or less commonly prehistorical

ˌprē-(h)i-ˈstȯr-i-kəl 

-ˈstär-

1

: of, relating to, or existing in times antedating written history

2

: of or relating to a language in a period of its development from which contemporary records of its sounds and forms have not been preserved

3

: regarded as being outdated or outmoded

prehistoric attitudes

prehistorically

ˌprē-(h)i-ˈstȯr-i-k(ə-)lē 

-ˈstär-

adverb

Synonyms

• medieval
• archaic
• obsolete
• neolithic

Examples of prehistoric in a Sentence

His attitudes about women are downright prehistoric.

prehistoric notions about mental illness that have no place in today's world

Recent Examples on the Web

Overall, the graves have slowly revealed new clues about the prehistoric society that lived in the region thousands of years ago. —Sonja Anderson, Smithsonian Magazine, 30 June 2025

Director Gareth Edwards and screenwriter David Koepp give EW the inside scoop on creating these prehistoric monsters. —EW.com, 30 June 2025

The finding could be monumental, helping to paint a fuller picture of a time when our own species coexisted with other prehistoric humans. —Jackie Wattles, CNN Money, 21 June 2025

Pagans come by the thousands to Stonehenge, the prehistoric ruins of a monument built between approximately 3100 and 1600 BC. —Julia Gomez, USA Today, 18 June 2025

Word History

First Known Use

1832, in the meaning defined at sense 1

Rhymes for prehistoric

• anaphoric
• metaphoric
• meteoric
• paregoric
• pyrophoric
• boric
• chloric
• doric
• toric
• caloric
• dysphoric
• euphoric

Kids Definition

prehistoric

adjective

pre·​his·​tor·​ic ˌprē-(h)is-ˈtȯr-ik 

-ˈtär-

: of, relating to, or existing in times before written history

prehistoric animals

prehistorically

-i-k(ə-)lē 

adverb