rapidity

  • 1 Rapidity — Ra*pid i*ty (r[.a]*p[i^]d [i^]*t[y^]), n. [L. rapiditas: cf. F. rapidit[ e].] The quality or state of being rapid; swiftness; celerity; velocity; as, the rapidity of a current; rapidity of speech; rapidity of growth or improvement. [1913 Webster] …

    The Collaborative International Dictionary of English

  • 2 rapidity — index dispatch (promptness), haste Burton s Legal Thesaurus. William C. Burton. 2006 …

    Law dictionary

  • 3 rapidity — (n.) 1650s, from L. rapiditatem, from rapidus (see RAPID (Cf. rapid)) …

    Etymology dictionary

  • 4 rapidity — [n] quickness acceleration, alacrity, bat, briskness, celerity, dispatch, expedition, fleetness, gait, haste, hurry, pace, precipitateness, promptitude, promptness, rapidness, rush, speed, speediness, swiftness, velocity; concepts 755,805 Ant.… …

    New thesaurus

  • 5 rapidity — noun ADJECTIVE ▪ alarming, amazing, astonishing, bewildering, great, remarkable ▪ The styles change with bewildering rapidity. ▪ increasing …

    Collocations dictionary

  • 6 rapidity — n. (with) lightning rapidity * * * [rə pɪdɪtɪ] (with) lightning rapidity …

    Combinatory dictionary

  • 7 rapidity — rapid ► ADJECTIVE ▪ happening in a short time or at great speed. ► NOUN (usu. rapids) ▪ a fast flowing and turbulent part of the course of a river. DERIVATIVES rapidity noun rapidly adverb. ORIGIN Latin rapidus, from rapere take by force …

    English terms dictionary

  • 8 rapidity — noun Date: 1654 the quality or state of being rapid …

    New Collegiate Dictionary

  • 9 Rapidity — Die Rapidität ist ein alternatives Maß für Geschwindigkeit, das gelegentlich in der Speziellen Relativitätstheorie verwendet wird. Erstmals formuliert wurde der Begriff von Alfred Robb (1911). Die Rapidität θ ist als θ = tanh − 1(v / c) definiert …

    Deutsch Wikipedia

  • 10 rapidity — /reuh pid i tee/, n. a rapid state or quality; quickness; celerity. Also, rapidness /rap id nis/. [1610 20; < L rapiditas. See RAPID, ITY] Syn. swiftness, fleetness. See speed. * * * …

    Universalium

  • 11 rapidity — noun a) speed, swiftness; the condition of being rapid b) A measure of velocity relative to the speed of light …

    Wiktionary

  • 12 rapidity — Synonyms and related words: air speed, alacrity, bat, briskness, ceaselessness, celerity, chattering, constancy, constant flow, continualness, continuity, decisiveness, dispatch, expedition, expeditiousness, fastness, flight, flit, flurry, gait,… …

    Moby Thesaurus

  • 13 rapidity — I (Roget s IV) n. Syn. swiftness, celerity, dispatch; see speed . II (Roget s Thesaurus II) noun Rapidness of movement or activity: celerity, dispatch, expedition, expeditiousness, fleetness, haste, hurry, hustle, quickness, rapidness, speed,… …

    English dictionary for students

  • 14 rapidity — ra·pid·i·ty || ræ pɪdɪtɪ n. speediness, swiftness, quickness, quality of being fast …

    English contemporary dictionary

  • 15 rapidity — n. 1. Swiftness, quickness, celerity, velocity, rapidness, haste, speed, fleetness, agility. 2. Quickness, rapidness. 3. Haste, quickness …

    New dictionary of synonyms

  • 16 rapidity — n 1. swiftness, fleetness, fastness, speed, quickness; dispatch, huriedness, expedition, expedi tiousness; velocity, acceleration, celerity; instanta neousness, immediateness, urgency, promptness, promptitude; abruptness, suddenness,… …

    A Note on the Style of the synonym finder

  • 17 rapidity — ra·pid·i·ty …

    English syllables

  • 18 rapidity — See: rapid …

    English dictionary

  • 19 rapidity — ra•pid•i•ty [[t]rəˈpɪd ɪ ti[/t]] also rap•id•ness [[t]ˈræp ɪd nɪs[/t]] n. a rapid state or quality; swiftness • Etymology: 1610–20; < L rapiditās. See rapid, ity …

    From formal English to slang

  • 20 rapidity — /rəˈpɪdəti/ (say ruh piduhtee) noun rapid state or quality …

    Australian English dictionary