maximum

Universal Words adjective, noun adjective [onlybeforenoun] (abbreviation max) as large, fast, etc. as is possible, or the most that is possible or allowed: the maximum speed / temperature / volume * For maximum effect do the exercises every day. * a maximum security prison * The offence carries a maximum prison sentence of ten years. compareMINIMUM noun [usuallysing.] (plural maxima ) (abbreviation max) the greatest amount, size, speed, etc. that is possible, recorded or allowed: a maximum of 30 children in a class * The job will require you to use all your skills to the maximum. * The July maximum (= the highest temperature recorded in July) was 30ｰC * What is the absolute maximum you can afford to pay? compareMINIMUM