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apex

noun
USAY-peks/ˈeɪ.pɛks/

Pluralapices, apexes

14 meanings of apex

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  1. 1
    nouncountable
    The top or highest point of something, especially a pointed top.

    We hiked all morning to reach the apex of the hill.

    A tiny flag waved from the apex of the tent.

    UsageSay the apex of a roof. Plural: apexes or apices.

    Similartop, peak, tip, summit, pinnacle

    Oppositebase, bottom

  2. 2
    greatest successnounfigurativelycountable
    The time when something is most successful or at its biggest.

    At the apex of her career, she sang in the biggest concert halls in the world.

    The town was at its apex when the factory was still open.

    UsageOften at the apex of something: at its best time.

    Similarpeak, height, pinnacle, culmination, acme

    Oppositenadir

  3. 3
    food chainnounbefore a noun
    The very top of the food chain, used before a word like predator.

    Wolves are the apex predators in this forest.

    Without its apex predator, the lake filled up with small fish.

    Note
  4. 4
    nouncountable
    The pointed tip or end of a body part or of a leaf or petal.

    Each leaf on this plant ends in a sharp apex.

    Raindrops hung from the apex of every leaf.

    Similartip, point, end

    Oppositebase

    Note
  5. 5
    motor racingnouncountable
    The spot in a turn where the best path for a race car comes closest to the inside.

    She braked too late and missed the apex of the last turn.

    Drivers try to hit the apex so they keep their speed through the corner.

    UsageDrivers hit the apex of a corner.

    Note
  6. 6
    growing tipnouncountable
    The tip of a plant's shoot, where new growth happens.

    Pinch off the apex of each basil stem to make the plant bushier.

    A late frost killed the apex of the young shoot, so it grew two side branches instead.

    Similartip

    Note

Practice

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Origin

From the Latin word apex, meaning "tip" or "top".

Checked 31 Oct 2026 · 2 facts