time of occurrence
81eclipse — eclipser, n. /i klips /, n., v., eclipsed, eclipsing. n. 1. Astron. a. the obscuration of the light of the moon by the intervention of the earth between it and the sun (lunar eclipse) or the obscuration of the light of the sun by the intervention …
82Tornado climatology — [ Tornado Alley.] Tornado climatology is the study of where and when tornadoes occur as well as associated physical reasons for this distribution. Research in this developing area of science has shown many patterns in tornado formation. Tornadoes …
83Orange Catholic Bible — The Orange Catholic Bible (abbreviated to O. C. Bible or OCB) is a fictional book from the Dune universe created by Frank Herbert. Created in the wake of the crusade against thinking machines known as the Butlerian Jihad, the Orange Catholic… …
84Special relativity — (SR) (also known as the special theory of relativity or STR) is the physical theory of measurement in inertial frames of reference proposed in 1905 by Albert Einstein (after considerable contributions of Hendrik Lorentz and Henri Poincaré) in the …
85Queueing theory — is the mathematical study of waiting lines (or s ). The theory enables mathematical analysis of several related processes, including arriving at the (back of the) queue, waiting in the queue (essentially a storage process), and being served by… …
86contemporary — I (New American Roget s College Thesaurus) adj. simultaneous; coexistent, contemporaneous, coeval, synchronous, coincident, concomitant. See time, synchronism. II (Roget s IV) modif. 1. [Occurring at the same time] Syn. contemporaneous,… …
87seismograph — seismographic /suyz meuh graf ik, suys /, seismographical, adj. /suyz meuh graf , grahf , suys /, n. any of various instruments for measuring and recording the vibrations of earthquakes. [1855 60; SEISMO + GRAPH] * * * Introduction… …
88contemporary — [kən tem′pə rer΄ē] adj. [< L com , with + temporarius, of time < tempus, time: see TEMPER] 1. living or happening in the same period of time 2. of about the same age 3. of or in the style of the present or recent times; modern: see MODERN n …
89demand note — see note Merriam Webster’s Dictionary of Law. Merriam Webster. 1996. demand note A note or instrument that is pay …
90until — [un til′] prep. [ME untill < un (see UNTO) + till, to, TILL1] 1. up to the time of; till (a specified time or occurrence) [until payday] 2. before (a specified time or occurrence): used with a negative [not until tomorrow] 3. Scot …
