cap

a protective covering that is part of a plant

restrict the number or amount of

“We had to cap the number of people we can accept into our club”

something serving as a cover or protection

lie at the top of

“Snow capped the mountains”

the upper part of a column that supports the entablature

a fruiting structure resembling an umbrella or a cone that forms the top of a stalked fleshy fungus such as a mushroom

a mechanical or electrical explosive device or a small amount of explosive; can be used to initiate the reaction of a disrupting explosive

an upper limit on what is allowed

“they established a cap for prices”

dental appliance consisting of an artificial crown for a broken or decayed tooth

a tight-fitting headdress

a top (as for a bottle)