Definitions for maintainer
Random House Webster's College Dictionary
to keep in existence or continuance; preserve.
to keep in due condition, operation, or force.
to keep in a specified state, position, etc.
to affirm; assert; declare.
to support in speech or argument.
to keep or hold against attack.
to provide for the upkeep or support of.
Origin of maintain:
1200–50; 蠐 VL *manūtenēre lit., to hold in the hand
upholder, maintainer, sustainer(noun)
someone who upholds or maintains
"firm upholders of tradition"; "they are sustainers of the idea of democracy"
Someone who keeps or upholds something.
A person who does maintenance work.
A device used to keep teeth in a given position.
Origin: From maintenour, mainteneor, from maintenir; with later remodelling of the suffix after -er.
one who maintains