"time constant" meaning in All languages combined

See time constant on Wiktionary

Noun [English]

Forms: time constants [plural]
Head templates: {{en-noun}} time constant (plural time constants)
  1. (mathematics) A characteristic of an exponential function, represented by τ in the function: Categories (topical): Mathematics Translations (math: characteristic of exponential function): aikavakio (Finnish)
    Sense id: en-time_constant-en-noun-B-K1NKcY Topics: mathematics, sciences Disambiguation of 'math: characteristic of exponential function': 92 5 3
  2. (physics) The time in which a physical system's response to a step-wise change in an external variable reaches approximately 63% of its final (asymptotic) value. Categories (topical): Physics, Physical quantities, Radioactivity, Time Synonyms: time-constant Translations (physics: characteristic of step response): aikavakio (Finnish)
    Sense id: en-time_constant-en-noun-9JwyB9za Disambiguation of Physical quantities: 10 50 40 Disambiguation of Radioactivity: 4 55 41 Disambiguation of Time: 0 99 1 Topics: natural-sciences, physical-sciences, physics Disambiguation of 'physics: characteristic of step response': 39 55 6
  3. For radioactivity: the decay constant.
    Sense id: en-time_constant-en-noun-WS-N9U8E Categories (other): English entries with incorrect language header, Entries with translation boxes, Pages with 1 entry, Pages with entries, Terms with Finnish translations Disambiguation of English entries with incorrect language header: 14 22 63 Disambiguation of Entries with translation boxes: 15 26 59 Disambiguation of Pages with 1 entry: 17 20 64 Disambiguation of Pages with entries: 15 17 69 Disambiguation of Terms with Finnish translations: 15 29 56

Inflected forms

Alternative forms

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Download raw JSONL data for time constant meaning in All languages combined (1.9kB)


This page is a part of the kaikki.org machine-readable All languages combined dictionary. This dictionary is based on structured data extracted on 2024-11-06 from the enwiktionary dump dated 2024-10-02 using wiktextract (fbeafe8 and 7f03c9b). The data shown on this site has been post-processed and various details (e.g., extra categories) removed, some information disambiguated, and additional data merged from other sources. See the raw data download page for the unprocessed wiktextract data.

If you use this data in academic research, please cite Tatu Ylonen: Wiktextract: Wiktionary as Machine-Readable Structured Data, Proceedings of the 13th Conference on Language Resources and Evaluation (LREC), pp. 1317-1325, Marseille, 20-25 June 2022. Linking to the relevant page(s) under https://kaikki.org would also be greatly appreciated.