O Crimp

O Ring

OC-N

OD

OEM

Off Center

Offset Terminal

Offset Terminal Retention

OFHC

Ohm

Ohmic Contact

Ohmmeter

Ohms Per Square

Omni-axial Silver-based Conductive Adhesive

One Up Die

Op Amp

Open Barrel Terminal

Open Circuit

Open Collector Output

Open Entry Contact

Open Line

Open Wire

Operating Interface

Operating Life

Operating Point

Operating Position

Operating Temperature

Operating Voltage

Operational Amplifier

Optical Conductor

Optical Connector

Optical Coupling

Optical Fiber

Optical Mosaic

Opto Coupler

Opto Isolator

Optoelectronics

OR Gate

Organic Water Soluble Flux

Orthogonal Mounting

Oscillator

Oscilloscope

OSHA

OSI

Outgassing

Outgrowth

Ovaled

Oven Soldering

Overall Diameter

Overall Plating

Overhang

Overload

Overmold Can

Overtravel

Overtravel Force

Oxidation

Ozone

Ozone Test