omnidirectional antenna.    From Wordnet, Princeton University. 

Adjective : an omnidirectional microphone.    From Dictionary.com. 

These microphones are generally called omnidirectional microphones.    From Wordnik.com.  [FreshPatents.com: Notable Patent Applications - 05/07/2009] Reference

Short one is omnidirectional and has 2x amplification.    From Wordnik.com.  [Chapter 5] Reference

The diodes just emit light in an omnidirectional sense.    From Wordnik.com.  [Use Tinfoil To Boost Your Remote Control’s Range | Lifehacker Australia] Reference

The most common solution is the omnidirectional treadmill.    From Wordnik.com.  [7 Virtual Reality Technologies That Failed | Impact Lab] Reference

Sideways rolling omnidirectional wheels made out of little f.    From Wordnik.com.  [Boing Boing] Reference

Stock/unmodified, with commercially made omnidirectional wi-fi antenna.    From Wordnik.com.  [Boing Boing: June 15, 2003 - June 21, 2003 Archives] Reference

Occasionally a tiny omnidirectional microphone was hidden in the phone.    From Wordnik.com.  [A Maiden's Grave]

The basic mechanism behind the holodeck is the omnidirectional holodiode OHD.    From Wordnik.com.  [I’m Working on That] Reference

He could hear her shouts clearly over the omnidirectional universal com'municator.    From Wordnik.com.  [Sentenced To Prism]

The omnidirectional pickup on his wrist communicator picked up his voice at normal volume.    From Wordnik.com.  [Phule me twice]

Flinx terminated transmission and turned toward the omnidirectional voice recognitionpickup.    From Wordnik.com.  [Mid Flinx]

Flinx terminated transmission and turned toward the omnidirectional voice recognition pickup.    From Wordnik.com.  [Mid Flinx]

Nearly all incandecent lamps are omnidirectional, so much of the light is lost even with reflectors.    From Wordnik.com.  [Lighting the Big Apple With L.E.D.’s - Bits Blog - NYTimes.com] Reference

They'd blown a fortune downlinking the relays to ground-level stations with omnidirectional antennae.    From Wordnik.com.  [Boing Boing: January 12, 2003 - January 18, 2003 Archives] Reference

Tried the directional cardioid and the omnidirectional capsule settings, went with the omnidirectional.    From Wordnik.com.  [[film] Ask the Dust] Reference

I know what else you're thinking: don't we run the risk here of letting loose total, omnidirectional paranoia?.    From Wordnik.com.  [Terrorists Incognito] Reference

Last week administration insiders labored to satisfy all sides -- or at least limit the omnidirectional damage.    From Wordnik.com.  [Spinning Race] Reference

On Wednesday he dropped a few more multisyllabic adjectives: "indeterminate ... omnidirectional ... unbounded.".    From Wordnik.com.  ['Static kill' of oil well deemed a success; gulf waters begin clearing] Reference

Start near an omnidirectional blackbody radiator at rest with respect to you and with a temperature of 6500 K. 2.    From Wordnik.com.  [Rules for Time Travelers] Reference

GE will soon release to the public an updated version of the LED bulb that will be omnidirectional and long lasting.    From Wordnik.com.  [GREEN BUILDING 101: DESIGN INNOVATION | Inhabitat] Reference

Unlike the line-of-sight limitation imposed by standard infra-red remotes, RF is omnidirectional, so it will always work.    From Wordnik.com.  [Sony’s super-thin Bravia LCD TV | Sync Blog] Reference

This does not affect the light quality no walls or ceiling to bounce off of but makes both lights pretty omnidirectional.    From Wordnik.com.  [On-Axis Fill: Run-and-Gun Version] Reference

With automatic tuning, multichannel/multisite capability and omnidirectional equipment, the ECM war escalated to new levels.    From Wordnik.com.  [On Yankee Station]

The antennae appeared to be pretty omnidirectional, too, as this distance held up even when I was not aiming at the strobes.    From Wordnik.com.  [RadioPopper JrX Will Make You Fat and Happy [Full Review]] Reference

This is what did researchers from Japan and U.K. who built an interface between a plant and an omnidirectional hexapod robot.    From Wordnik.com.  [Smart Mobs » Blog Archive » Plant cells for robot control] Reference

Remember that the walls of the holodeck are lined with hundreds of millions of those little OHDs, omnidirectional holodiodes?.    From Wordnik.com.  [I’m Working on That] Reference

Alternatively, you can get an omnidirectional antenna so you don't have to readjust the antenna every time you change channels.    From Wordnik.com.  [DTV countdown: The antenna dilemma] Reference

"Bones, can you set up for an omnidirectional life-forms scan on your tricorder with an alarm that will alert us if anybody comes near?".    From Wordnik.com.  [The Abode of Life] Reference

An omnidirectional antenna (Cisco AIR-ANT1728 5.2 db) was placed next to the passenger side window with the computer in the passengers lap.    From Wordnik.com.  [Smart Mobs » Blog Archive » Warflying: accessing the airwaves from the air] Reference

"It is simultaneously omnidirectional, unlike radar, which scans.".    From Wordnik.com.  [Engineering News | Home] Reference

These quasi omnidirectional speakers are ideal for surround speakers.    From Wordnik.com.  [inCREAZE i trust] Reference

Built-in iSight webcam, stereo speakers and omnidirectional microphone.    From Wordnik.com.  [Wil's Ebay E-Store]

Features omnidirectional sound and sleek remote control that works with PCs and Macs.    From Wordnik.com.  [BensBargains.net Latest Headlines] Reference

These speakers feature omnidirectional acoustics, a wireless remote control, and USB connectivity.    From Wordnik.com.  [dealmac - Today's Edition] Reference

Directional antennas provide better chances for quality signal reception than omnidirectional versions.    From Wordnik.com.  [columbiatribune.com stories] Reference

The Sony RDP-X50iP also features an omnidirectional infra-red remote, giving you full control over your iPhone or iPod touch.    From Wordnik.com.  [Portable MP3 Players | TechFresh.net] Reference