wordswarm.net: free dictionary lookup
Wordswarms From Years Past

13-Letter Words
12-Letter Words
11-Letter Words
10-Letter Words
9-Letter Words
8-Letter Words
7-Letter Words
6-Letter Words
5-Letter Words
4-Letter Words
3-Letter Words

Adjacent Words

trace back
trace detector
trace element
trace fossil
trace program
tracer bullet
tracheal vein

Tracer definitions

Webster's 1828 Dictionary

TRA'CER, n. One that traces or follows by marks.

WordNet (r) 3.0 (2005)

1: an investigator who is employed to find missing persons or missing goods
2: an instrument used to make tracings
3: (radiology) any radioactive isotope introduced into the body to study metabolism or other biological processes
4: ammunition whose flight can be observed by a trail of smoke [syn: tracer, tracer bullet]

Merriam Webster's

noun Date: 14th century 1. one that traces, tracks down, or searches out: as a. a person who traces missing persons or property and especially goods lost in transit b. an inquiry sent out in tracing a shipment lost in transit 2. one who traces designs, patterns, or markings 3. a device (as a stylus) used in tracing 4. a. ammunition containing a chemical composition to mark the flight of projectiles by a trail of smoke or light b. a substance used to trace the course of a chemical or biological process; especially label 3d

Oxford Reference Dictionary

n. 1 a person or thing that traces. 2 Mil. a bullet etc. that is visible in flight because of flames etc. emitted. 3 an artificially produced radioactive isotope capable of being followed through the body by the radiation it produces.

Webster's 1913 Dictionary

Tracer Trac"er, n. 1. A person engaged (esp. in the express or railway service) in tracing, or searching out, missing articles, as packages or freight cars. 2. An inquiry sent out (esp. in transportation service) for a missing article, as a letter or an express package.

Webster's 1913 Dictionary

Tracer Tra"cer, n. One who, or that which, traces.

Moby Thesaurus

alpha radiator, atom, atomic cocktail, atomic model, ball, bar shot, beta radiator, bird shot, buckshot, bullet, cannon shot, cannonball, case shot, cobalt, crossbar shot, duck shot, dumdum bullet, expanding bullet, fission products, fluorescent paint, gamma radiator, grape, grapeshot, ion, langrel shot, manstopping bullet, nuclear atom, nuclide, pellet, planetary shell, radiator, radioactive waste, radiocalcium, radiocarbon, radiocopper, radioelement, radioiodine, radioisotope, radiosodium, radiothorium, radium, radium dial, radium paint, rifle ball, round shot, shell, shot, shrapnel, slug, split shot, subshell, tagged atom, tagged element, tracer atom, tracer element, valence shell

comments powered by Disqus

Wordswarm.net: Look up a word or phrase


wordswarm.net: free dictionary lookup