What is Lower ?
Lower is (adj) which is below something else of the same type. Synonym inferior (verb) 1. to make something go down They lowered the lifeboat into the water. 2. to reduce something All the shops have lowered their prices to attract customers. to lower your voice to speak more quietly 3. to lower yourself to or by to do something of which you should be ashamed Don’t lower yourself by going around with that gang.
source: Easier English, Student Dictionary Upper Intermediate Level