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Glossary of terms

Practical maintenance terms, CMMS language, reliability abbreviations, and plant maintenance definitions in one place.

Browse by letter

150 terms shown

Asset Management

Asset Condition Assessment

An asset condition assessment is a structured evaluation of the physical state, performance, degradation, and remaining serviceability of an asset.

Reliability Engineering

Defect Elimination

Defect elimination is the structured removal of recurring equipment defects and the conditions that create them.

Asset ManagementLCC

Life Cycle Cost

Life Cycle Cost is the total cost of acquiring, operating, maintaining, improving, and disposing of an asset over its useful life.

Asset ManagementRUL

Remaining Useful Life

Remaining Useful Life is an estimate of how long an asset or component can continue performing acceptably before repair, replacement, or failure.

Work Management

Temporary Repair

A temporary repair is an interim action used to restore or protect equipment until an approved permanent repair can be completed.

Work Management

Work Order Closure

Work order closure is the final review and confirmation that maintenance work, documentation, evidence, costs, and required follow-up have been completed.

Work Management

Work Order Status

Work order status shows the current stage of maintenance work, such as open, in progress, on hold, completed, closed, or cancelled.

Contractor and Vendor ManagementAMC

Annual Maintenance Contract

An annual maintenance contract, or AMC, is a time-bound agreement for recurring maintenance services, support, visits, repairs, or parts over a defined annual period.

Asset ManagementAPM

Asset Performance Management

Asset Performance Management, or APM, is the coordinated use of data, maintenance, reliability, condition, and risk information to improve asset outcomes.

Facilities and UtilitiesBMS

Building Management System

A Building Management System, or BMS, monitors and controls building services such as HVAC, lighting, ventilation, alarms, and energy use.

Calibration and Measurement

Calibration Interval

A calibration interval is the planned period or usage between successive calibrations of a measuring instrument.

Documentation and Records

Document Control

Document control is the process used to approve, issue, revise, distribute, review, and withdraw procedures, instructions, drawings, and other controlled information.

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