DictionaryAI

alternate

AWL-ter-nayt/ˈɔl.tɚ.neɪt/UKOL-tuh-nayt/ˈɒl.tə(ɹ)ˌneɪt/
As an adjective or nounAWL-ter-nuht

Verbalternates, alternating, alternated

Noun pluralalternates

Often confused with alternative

13 meanings of alternate

Practice

  1. 1
    verbintransitive
    To happen one after the other, again and again, taking turns with something else.

    Sunny days alternate with rainy ones all spring.

    In her drawing, red stripes alternate with blue ones.

  2. 2
    verbtransitive
    To do or use two things one after the other, again and again.

    Try to alternate running and walking on your first day.

    The coach alternated the two goalies from game to game.

    Similarrotate

    Note
  3. 3
    adjectiveUS
    Different from the usual one, and able to be used instead.

    We took an alternate road because of the crash.

    The movie has an alternate ending that most people never saw.

    Similaralternative, backup, different

    Oppositemain, usual

    Note
  4. 4
    adjective
    Every second one in a series, like the odd numbers or the even numbers.

    Pick alternate numbers from 1 to 9, and you get 1, 3, 5, 7, and 9.

    The teacher asked us to color alternate squares on the grid.

    Note
  5. 5
    adjective
    Coming one after the other, taking turns again and again.

    My brother and I wash the dishes on alternate nights.

    The flag has alternate stripes of red and white.

    Note
  6. 6
    nounUScountable
    Someone or something ready to take the place of another if needed.

    The first trail was closed, so we had to find an alternate.

    Two alternates sat with the jury in case someone had to leave.

    Similarsubstitute, replacement, stand-in, backup

    Note
  7. 7
    verbintransitive
    To keep changing from one thing to another and back again.

    The weather can alternate between hot and cold in April.

    Her mood alternated between happy and sad all day.

    Similarfluctuate, oscillate, swing, seesaw, vary

  8. 8
    nounUScountable
    Something just as good or better, used instead of another thing.

    The red bike was sold out, so the shop gave her an alternate that was just as good.

    If a part is missing, the mechanic will put in an alternate that works as well or better.

    Similarreplacement, substitute, equivalent, alternative

    Note
  9. 9
    adjective
    Used of leaves that grow one by one at different heights along a stem.

    This plant has alternate leaves, so no two leaves grow from the same spot.

    Look at the oak twig: its leaves are alternate, each one a little higher than the last.

    Oppositeopposite

    Note
  10. 10
    nouncountable
    A thing that takes turns with another thing, or a change in how life goes.
    Grateful alternates of substantial peace.
    1718, Mat[thew] Prior, “Solomon on the Vanity of the World. A Poem in Three Books.”Here, alternates means turns or changes, times of peace coming in turn with other times.

Less common meanings

  1. 11
    adjective
    On a coat of arms, using two colors that take turns, or that swap with the background colors.

    The shield shows a lion of alternate colors, red on the white side and white on the red side.

    The knight's shield has a bird in alternate colors, so it shows up on both halves.

    Note
  2. 12
    nouncountable
    In math, a new proportion made by swapping the two middle parts of another one.

    If 2 is to 4 as 3 is to 6, then its alternate says 2 is to 3 as 4 is to 6.

    Our teacher showed us how to write the alternate of a proportion.

    Note
  3. 13
    verbtransitive
    In geometry, to remove every second corner point from a solid shape, a tile pattern, or one of its faces.

    When you alternate a cube, only four of its eight corners are left.

    We alternated the hexagon by removing every second corner, and a triangle was left.

    Note

Practice

Can you tell the meanings of alternate apart? Answer 3 quick questions from this page, or write your own sentence and AI will check it.

Origin

It comes from a Latin verb meaning "to take turns", from alter, "other".