Chat or chats may refer to:

Communication

Conversation Conversation is interactive communication between two or more people. The development of conversational skills and etiquette is an important part of socialization. The development of conversational skills in a new language is a frequent focus ...

, particularly casual * Online chat, text message communication over the Internet in real-time * Synchronous conferencing, a formal term for online chat * SMS chat, a form of text messaging * A popular term for internet relay chat * Chat room or group chat * Video chat * Text messaging, person-to-person chat, i.e. non group chat

Entertainment

* ''Chat'' (magazine), a British weekly women's magazine * CHAT-FM, a radio station (94.5 FM) licensed to Medicine Hat, Alberta, Canada * CHAT-TV, a television station (channel 6) licensed to Medicine Hat, Alberta, Canada * '' Le Chat'', a Belgian comic strip * Sophia "Chat" Sanduval, a Marvel Comics character * '' Chat Chat'', a 1995 album by Takako Minekawa * Chat show, a radio and television format

Places

Chat, Iran Kat ( fa, كت; also known as Chat) is a village in Bahmai-ye Garmsiri-ye Jonubi Rural District, in the Central District of Bahmai County, Kohgiluyeh and Boyer-Ahmad Province, Iran Iran, officially the Islamic Republic of Iran, ...

, a village in Iran *

Chat, Kyrgyzstan Chat is a village in Jalal-Abad Region of Kyrgyzstan. It is part of the Aksy District Aksy ( ky, Аксы району) is a Districts of Kyrgyzstan, district of Jalal-Abad Region in western Kyrgyzstan. The seat lies at Kerben, Kyrgyzstan, Kerbe ...

, a village in Kyrgyzstan *Chat, Turkmenistan, a Russian fort at the mouth of the

Sumbar River The Sumbar (also Sari-su, Sara-su and Ṣáríṣú) is a fast flowing river in southern Turkmenistan and northern Iran. It a tributary of the Atrek. The name Sari-su means ''yellow water'' in Turkic languages, but is applied to a number of other ...

in 1879 *

Chat, California Chats (also, Chat) is a former settlement in Lassen County, California. It was located on the Nevada–California–Oregon Railway east-southeast of Beckwourth Pass and southeast of Summit A summit is a point on a surface that is higher in ...

, an alternate name of Chats, USA * CHAT (Centre for Heritage, Arts and Textile)

Science and medicine

Checklist for Autism in Toddlers The Checklist for Autism in Toddlers (CHAT) is a psychological questionnaire designed to evaluate risk for autism spectrum disorder in children ages 18–24 months. The 14-question test is filled out by the parent and a pediatrician or physician ...

, used in autism screening *

Choline acetyltransferase Choline acetyltransferase (commonly abbreviated as ChAT, but sometimes CAT) is a transferase enzyme responsible for the synthesis of the neurotransmitter acetylcholine. ChAT catalyzes the transfer of an acetyl group from the coenzyme acetyl-Co ...

, an enzyme that synthesises acetylcholine *

(Z)-3-hexen-1-ol acetyltransferase (Z)-3-hexen-1-ol acetyltransferase (, ''CHAT'', ''At3g03480'') is an enzyme with systematic name ''acetyl-CoA:(3Z)-hex-3-en-1-ol acetyltransferase''. This enzyme catalyses the following chemical reaction : acetyl-CoA Acetyl-CoA (acetyl coenzyme ...

, an enzyme

Birds

Chat (bird) Chats (formerly sometimes known as "chat-thrushes") are a group of small Old World insectivorous birds formerly classified as members of the thrush family (Turdidae), but following genetic DNA analysis, are now considered to belong to the Old W ...

, Old World flycatchers of subfamily Saxicolinae, which resemble small thrushes, as well as: *Australian chats, songbirds of genera ''

Ashbyia The gibberbird (''Ashbyia lovensis'') is a species of chat within the passerine birds. Taxonomy This species, also formerly known as the desert chat, is Endemism, endemic to Australia and the only species within the genus ''Ashbyia''.Pizzey, Gra ...

'' and ''

Epthianura ''Epthianura'' is a genus of bird also known as the Australian chats. Along with the gibberbird in the genus ''Ashbyia'' they were once thought to constitute a separate family, the Epthianuridae, although most taxonomists today treat them as a su ...

'' (family Meliphagidae) *American chats, songbirds of genus '' Granatellus'' (family Cardinalidae) * Yellow-breasted chat (''Icteria virens''), an enigmatic North American songbird of unresolved affiliations

Other uses

* Chat (mining), the waste rocks produced in mining *

Chat (ppp) WvDial (pronounced 'weave-dial') is a utility that helps in making modem-based connections to the Internet that is included in some Linux distributions. WvDial is a Point-to-Point Protocol dialer: it dials a modem and starts pppd in order to conn ...

, an automated conversational script with a modem * The Chats, an Australian garage punk band *

Community Hebrew Academy of Toronto The Anne & Max Tanenbaum Community Hebrew Academy of Toronto (), also known as CHAT and TanenbaumCHAT, is a Private school, private Jewish day school, Jewish high school in Toronto, Ontario, established in 1960. As of 2012, it was the largest priv ...

, a Jewish secondary school in Toronto *

Choosing Healthplans All Together "Choosing Healthplans All Together" (CHAT) is the name given to a simulation exercise in which players decide which benefit types (e.g. hospitalization, consultations, tests, imaging, medicines, etc.) they would like to include in their health insur ...

, a health insurance choosing exercise *

Cultural-historical activity theory Cultural-historical activity theory (CHAT) is a theoretical framework which helps to understand and analyse the relationship between the human mind (what people think and feel) and activity (what people do). It traces its origins to the founders of ...