trajectory

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tra·jec·to·ry

(trə-jĕk′tə-rē)

n. pl. tra·jec·to·ries

a. The path of a projectile or other moving body through space.

b. A chosen or taken course: "What died with [the assassinated leaders] was a moral trajectory, a style of aspiration" (Lance Morrow).

2. Mathematics A curve that cuts all of a given family of curves or surfaces at the same angle.

[New Latin trāiectōria, from Latin trāiectus, past participle of trāicere, to throw across; see traject.]

American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

trajectory

(trəˈdʒɛktərɪ; -trɪ)

n, pl -ries

1. (Aeronautics) the path described by an object moving in air or space under the influence of such forces as thrust, wind resistance, and gravity, esp the curved path of a projectile

2. (Mathematics) geometry a curve that cuts a family of curves or surfaces at a constant angle

trajectile adj

Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014

tra•jec•to•ry

(trəˈdʒɛk tə ri)

n., pl. -ries.

1. the curve described by a projectile, rocket, or the like in its flight.

2. any path or course.

3. a geometric curve or surface that cuts all the curves or surfaces of a given system at a constant angle.

[1660–70; < New Latin trājectōria, n. use of feminine of Medieval Latin trājectōrius casting over. See traject, -tory¹]

tra·jec·to·ry

(trə-jĕk′tə-rē)

1. Physics The curve described by a projectile moving through space.

2. Geometry A curve or surface that passes through a given set of points or intersects a given series of curves or surfaces at a constant angle.

The American Heritage® Student Science Dictionary, Second Edition. Copyright © 2014 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

trajectory

See: ballistic trajectory.

Dictionary of Military and Associated Terms. US Department of Defense 2005.

ThesaurusAntonymsRelated WordsSynonymsLegend:

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Noun

trajectory - the path followed by an object moving through space

flight

mechanical phenomenon - a physical phenomenon associated with the equilibrium or motion of objects

ballistic trajectory, ballistics - the trajectory of an object in free flight

gravity-assist - (spaceflight) a trajectory that passes close to a planetary body in order to gain energy from its gravitational field

trajectory

noun path, line, course, track, flight, route, flight path the trajectory of an artillery shell

Collins Thesaurus of the English Language – Complete and Unabridged 2nd Edition. 2002 © HarperCollins Publishers 1995, 2002

Translations

dráhatrajektorie

Trajektorie

trajetória

trajectory

[trəˈdʒektərɪ] N → trayectoria f, curso m

Collins Spanish Dictionary - Complete and Unabridged 8th Edition 2005 © William Collins Sons & Co. Ltd. 1971, 1988 © HarperCollins Publishers 1992, 1993, 1996, 1997, 2000, 2003, 2005

trajectory

[trəˈdʒɛktəri] n → trajectoire f

Collins English/French Electronic Resource. © HarperCollins Publishers 2005

trajectory

n → Flugbahn f

Collins German Dictionary – Complete and Unabridged 7th Edition 2005. © William Collins Sons & Co. Ltd. 1980 © HarperCollins Publishers 1991, 1997, 1999, 2004, 2005, 2007

trajectory

[trəˈdʒɛkt/ərɪ] n → traiettoria

References in classic literature ?

The rifle, like all expresses, was only sighted to three hundred and fifty yards, so to allow for the drop in trajectory I took him half-way down the neck, which ought, I calculated, to find him in the chest.

View in context

The researchers used group-based trajectory modelling to identify patient subgroups with similar change patterns in their quality of life.

Many risk factors contribute to worsening of quality of life in people with knee osteoarthritis

The upward trajectory of dollar came after the rupee continued to depreciate against it following an agreement with the International Monetary Fund on a $6 billion loan with expected strict conditions including a 'market-determined' exchange rate.

US dollar slides by Rs3.5 in Interbank market

For women with BP categorized as normal, the risk for any hypertensive disorder of pregnancy was increased with an upward systolic trajectory versus a downward systolic trajectory (aRR, 1.41).

First-Trimester BP Category Linked to Hypertensive Disorders; Blood pressure trajectory between first, second trimesters tied to hypertensive disorders of pregnancy

PASSUR's trajectory solutions are now deployed in the US, Canada, Mexico, and Western Europe.

PASSUR Aerospace introduces flight trajectory solution to global market

Therefore, by analyzing the trajectory data, we can find out the life patterns or behavior patterns of moving objects and the correlation between them.

Semantic Trajectory Based Behavior Generation for Groups Identification

Some definitions of "trajectory" include the concepts of position and momentum.

Trajectories: Airmanship is not about getting from A to B. It's about managing the various tasks and completing them in sequence. It's called staying ahead of the airplane

For the characteristics of BP data, the trajectory model was completed by the CNORM (the censored normal model) mode of the SAS 9.3 (SAS Institute Inc., Cary, NC, USA)[14],[15],[16] which can set the minimum and maximum values to eliminate possible bias.

Effect of Long-Term Systolic Blood Pressure Trajectory on Kidney Damage in the Diabetic Population: A Prospective Study in a Community-Based Chinese Cohort

At each point a next point exists, such that a free trajectory connecting these two points has no other contacts with this general trajectory.

Cosmological Cold Dark Matter and Dark Energy Match Icosahedron Symmetry

From Hidden Markov Models [5] and 'elbow' reductions [6] to kernel-based representations [7], there are various ways of handling trajectory analysis tasks but none of these are covariance-based except [8], where covariance matrices are instrumented to develop DTW rather than extracting explicit vector set descriptions.

Covariance Features for Trajectory Analysis

In the case when the MR moves in a partially unknown or dynamic environment the trajectory should be planned dynamically based on information coming from the onboard MR sensors and predefined movement patterns [11, 12].