CETI or Ceti may refer to:
* Genitive word used to identify the stars belonging to the constellation
Cetus
*
Communication with extraterrestrial intelligence
The communication with extraterrestrial intelligence (CETI) is a branch of the search for extraterrestrial intelligence (SETI) that focuses on composing and deciphering interstellar messages that theoretically could be understood by another techn ...
*
Centro de Enseñanza Técnica Industrial
The Centro de Enseñanza Técnica Industrial (Technical and Industrial Teaching Center), or CETI, is a public, decentralized and federal educative institution in Guadalajara, in the state of Jalisco, Mexico.
CETI is a university involved in the ...
* ''
Cetí'', a fish from Puerto Rico
*
Project CETI
Project CETI is an international initiative to understand the communication of sperm whales using advances in Artificial Intelligence. The project has an interdisciplinary scientific board including marine biologists, artificial intelligence r ...
, an international initiative to understand the communication of sperm whales
{{disambiguation