What do ltd and plc stand for?

What does LTD and PLC stands for ?

srry but I have no idea

wel, it depends... where did you read it ?

LTD= Limited
LTD= Private Limited Company
LTD= Land Treatment Demonstration
LTD= Lane Transit District (Eugene/Springfield, OR bus system)
LTD= Language Training Detachment
LTD= Laser Target Designator
LTD= Last Trading Day
LTD= Leadership Team Development
LTD= Learnable, Teachable, Duplicatable
LTD= Learning Technologies Division
LTD= Left to Do
LTD= Letter to Doctor
LTD= Life to Date
LTD= Limiting Throughput Distribution
LTD= Lincoln Traditional Design (automobile)
LTD= Linear Transformer Driver
LTD= Live Test Demonstration
LTD= Living the Dream
LTD= Local Telecommunications Division (Sprint)
LTD= Local Telephone Division
LTD= Local Transfer Directives
LTD= Logistics Technical Documentation/Data
LTD= Long Term Debt (accounting/finance)
LTD= Long Term Disability (insurance)
LTD= Long-Term Depression
LTD= Love to Death
LTD= Love Togetherness and Devotion (band)
LTD= Low Threshold Detection
LTD= Local Test Desk

This is what I found for LTD
http://acronyms.thefreedictionary.com/LTD

PLC Public Limited Company (UK)
PLC Packet Loss Concealment
PLC Pakistan Law Commission
PLC Palestinian Legislative Council
PLC Park Lane College (UK)
PLC Parti Liberal du Canada
PLC Partido Liberal Constitucionalista (Constitutional Liberal Party; Nicaragua)
PLC Partners in a Learning Community
PLC Pathetic Losers Club
PLC Patrol Leaders' Council (Boy Scouts of America)
PLC Payload Commander (NASA)
PLC Peace, Love, and Care
PLC Performance Level Category
PLC Perlecan
PLC Personal Line of Credit
PLC Phase-Locked Clock
PLC Phospholipase C
PLC Pigmented Lesion Clinic
PLC Pilot Lighting Control (aviation)
PLC Planar Lightwave Circuit
PLC Platform LAN Connect Device (Intel Pentium processors)
PLC Platoon Leader's Course (USMC Officer Program)
PLC Platoon Leaders Class
PLC Point of Last Contact
PLC Polymer Liquid Crystal
PLC Portevin le Chatelier (Effect)
PLC Positive Living Centre (Australia)
PLC Post Literacy Class
PLC Post-Lunch Coma
PLC Posterior Lateral Complex (ligament in knee)
PLC Potomac Literary Club
PLC Power Level Controller
PLC Power Line Carrier (using power lines to carry data/voice signals)
PLC Power Line Conditioner
PLC Power Line Coupler
PLC Powerline Communication
PLC Preliminary Load Cycle
PLC Preparative Liquid Chromatography
PLC Presbyterian Ladies' College (Australia)
PLC Presidents Leadership Class (undergraduate leadership development program, University of Colorado, Boulder)
PLC= Pressurized Logistic Carrier
PLC= Primary Leadership Course (US Army)
PLC= Princeton Listening Center
PLC= Private Label Card
PLC= Private Leased Circuit
PLC= Process Loop Control
PLC= Product Life Cycle
PLC= Professional Learning Community (education)
PLC= Professional Loss Control
PLC= Program Leaders Committee
PLC= Program Level Change (tape)
PLC= Program Library Control
PLC= Programmable Logic Circuit
PLC= Programmable Logic Control(ler)
PLC= Programming Language Committee
PLC= Progressive Learning Center
PLC= Project Launch Coordinator
PLC= Project Life Cycle
PLC= Projected Line Charge
PLC= Proto-Lower Cross
PLC= Psycho Le Cemu (Japanese band)
PLC= Public Level Crossing
PLC= Public Service Commission (Canada)
PLC= Publicly Listed Company
PLC= Puerto La Cruz (Venezuela)
PLC= Physical Layer Controller
PLC= Planar Linear Circuit
PLC= Power Line Communications
PLC= Programmable Logic Controller

This what I found for PLC
http://acronyms.thefreedictionary.com/PLC