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tr.v. main·tained, main·tain·ing, main·tains
1. To keep up or carry on; continue: maintain good relations.
2. To keep in an existing state; preserve or retain: maintain one's composure.
3. To keep in a condition of good repair or efficiency: maintain two cars.
a. To provide for; support: maintain a family.
b. To keep in existence; sustain: enough food to maintain life.
5. To defend or hold against criticism or attack: maintained his stand on taxes.
6. To declare to be true; affirm: maintained her innocence.
7. To adhere or conform to; keep: maintain a busy schedule.

[Middle English maintainen, from Old French maintenir, from Medieval Latin manutenēre, from Latin manū tenēre, to hold in the hand : manū, ablative of manus, hand; see man- in Indo-European roots + tenēre, to hold; see ten- in Indo-European roots.]

main·tain′a·bil′i·ty n.
main·tain′a·ble adj.
main·tain′er n.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.maintainer - someone who upholds or maintainsmaintainer - someone who upholds or maintains; "firm upholders of tradition"; "they are sustainers of the idea of democracy"
admirer, booster, protagonist, supporter, champion, friend - a person who backs a politician or a team etc.; "all their supporters came out for the game"; "they are friends of the library"
References in periodicals archive ?
MHI) has agreed with HIDROMEK-HIDROLIK VE MEKANIK MAKINA IMALAT SANAYI VE TICARET ANONIM SIRKETI (HIDROMEK), a leading manufacturer of construction machinery based in Ankara, Turkey, to transfer its motor grader business to the Turkish company.
The plant fabricates the bones or steel structure of a motor grader and assembles the various grader components, most of which come from other Caterpillar facilities, Rivera said.
The equipment consists of three Komatsu hydraulic excavators, two bulldozers and a motor grader.
has installed Cummins Tier 3 engines throughout its C series motor grader line.
From The John Deere Cotton Picker, Motor Grader, and Skid Steer to toy trains, tractors and trucks to scenes of these mighty machines doing what they do best in American farms, John Deere Action Part One is a delight to anyone who has ever marveled at the industrious functionality of at tractor.
NORDIC BUSINESS REPORT-1 October 2008-Volvo Construction Equipment relocates motor grader activities from Canada to the US(C)1994-2008 M2 COMMUNICATIONS LTD http://www.
They spread it and packed it down with a motor grader.
Tools of choice are the motor grader and the front-end loader.
There will be 797 and 775D trucks, a D11R track type tractor, a 992G wheel loader, 24H motor grader, and for underground, an Elphinstone R1700 LHD.
Tenders are invited for Supply of spares for motor grader
At Bauma China in November 2016, SDLG proceeded to unveil its largest motor grader to date, the G9260, built to handle tasks from land grading and ditching to bulldozing and slope scraping - an all-purpose behemoth for mining and large-scale infrastructure projects.
Chinese construction equipment heavyweight SDLG has launched its biggest ever motor grader -- the G9260.