tæknið

Táknið is the definite form of the Icelandic noun tákn, meaning sign or symbol. It refers to a sign, emblem, or indicator that conveys information or meaning. The word is used across fields such as language, mathematics, computing, and everyday speech to denote a mark that stands for something else.

Etymology and form: Tákn comes from Old Norse tákn and has cognates in other Germanic languages; related words include Danish tegn, Norwegian tegn, and Swedish tecken. In Icelandic, tákn is a neuter noun; the definite singular form is táknið.

Usage: In everyday Icelandic, táknið can refer to any sign or symbol used to convey information, such as a symbol on a device, a sign in public spaces, or a punctuation mark. In mathematics and logic, tákn refers to symbols used in expressions and equations. In computing, graphical symbols and icons are described as tákn. The term also appears in compounds such as táknmál (sign language) and táknfræði (the study of signs and symbols, semiotics).

See also: tákn, táknmál, táknfræði. This term is part of a broader family of words for signs and symbols in Icelandic and shares semantic fields with related terms in other Nordic languages.