time coordinate
71space-time — space time, n. the four dimensional coordinate system in which all physical objects of the known universe are located, and in which all physical events occur; it consists of three spatial dimensions and one time dimension; also called the {space… …
72space-time continuum — space time space time, n. the four dimensional coordinate system in which all physical objects of the known universe are located, and in which all physical events occur; it consists of three spatial dimensions and one time dimension; also called… …
73Real-Time Control System — The Real time Control System (RCS) is a software system developed by NIST that implements a generic Hierarchical control system. Introduction RCS has been used in automated manufacturing, robotics, and automated vehicle research at NIST. The… …
74Upper convected time derivative — In continuum mechanics, including fluid dynamics upper convected time derivative or Oldroyd derivative is the rate of change of some tensor property of a small parcel of fluid that is written in the coordinate system rotating and stretching with… …
75ephemeris time — noun a) A former standard astronomical time scale intended to overcome the drawbacks of irregularly fluctuating mean solar time, superseded in the 1970s. b) A modern relativistic coordinate time scale …
76space-time — space′ time′ n. 1) phs Also called space′ time′ contin uum. the four dimensional continuum, having three coordinates of space and one coordinate of time, in which all physical quantities may be located 2) phs the physical reality within this four …
77Coordinated Universal Time — n. UNIVERSAL TIME as periodically adjusted to coordinate with atomic clocks: it serves as the official international basis for STANDARD TIME: abbrev. UTC …
78space-time — noun Date: 1915 1. a system of one temporal and three spatial coordinates by which any physical object or event can be located called also space time continuum 2. the whole or a portion of physical reality determinable by a usually four… …
79Run-Time Infrastructure (simulation) — In simulation, run time infrastructure (RTI) is a middleware that is required when implementing the High Level Architecture. RTIis the fundamental component of HLA. It provides a set of software services that are necessary to support federates to …
80Primitive axes of coordinate — Primitive Prim i*tive, a. [L. primitivus, fr. primus the first: cf. F. primitif. See {Prime}, a.] 1. Of or pertaining to the beginning or origin, or to early times; original; primordial; primeval; first; as, primitive innocence; the primitive… …
