How to Use caffeine in a Sentence

caffeine

noun
Definition of caffeinenext
Synonyms for caffeinenext
  • Her doctor told her to avoid caffeine.
  • Plus, many folks are content with the caffeine rush alone, and the rest is just frippery.
    — Tim Carman, Washington Post, 2 Jan. 2024
  • That's a lot of caffeine to pump into an adult, let alone a kid.
    — Sarah Cottrell, Parents, 11 July 2023
  • The extra boost of caffeine on a long theme park day didn’t hurt, either.
    — Esther Carlstone, Parents, 12 Sep. 2023
  • Anything that helps with the sleepless nights (in this case, caffeine).
    — Chaunie Brusie, Rn, Parents, 18 Jan. 2024
  • This new, frozen version of the fan-favorite fall drink is made with oat milk and has a boost of caffeine.
    — Sabrina Weiss, Peoplemag, 22 Aug. 2023
  • Each bar contains a small dose of caffeine too at 5mg for a little boost.
    — Good Housekeeping, 29 Mar. 2023
  • If the go-to caffeine and hype music just aren’t doing it for you, maybe some words of wisdom from the greats will.
    — Ariel Scotti, Men's Health, 26 July 2023
  • On its website, the fast-food bakery-cafe chain includes the caffeine content for the drinks.
    — Aimee Picchi, CBS News, 24 Oct. 2023
  • But this bikini queen isn't a fan of ye olde morning caffeine fix.
    — Emily Shiffer, Women's Health, 8 Mar. 2023
  • Some people love their caffeine and will drink their coffee at the predawn meal, suhoor.
    — Jocelyn Solis-Moreira, CNN, 10 Mar. 2024
  • Green tea: Green tea tends to have a lower caffeine content than black tea.
    — Perri Ormont Blumberg Fox News, Fox News, 10 Dec. 2023
  • One eight-ounce cup of green tea contains 30–50 milligrams of caffeine.
    — Cynthia Sass, Mph, Rd, Health, 28 Aug. 2023
  • Do not consume caffeine in the late afternoon and evening.
    — Rachel Swalin, Health, 6 Aug. 2023
  • For caffeine lovers, check out this Keurig that brews single cups and full carafes of coffee for 26 percent off.
    — Lauren Taylor, Southern Living, 4 Oct. 2023
  • Some also opt for a dose of caffeine—maybe a can of your preferred energy drink.
    — Sam Stone, Bon Appétit, 23 Feb. 2023
  • Friday has a coffee deal for anyone who needs a caffeine boost.
    — Sabrina Weiss, Peoplemag, 5 Mar. 2024
  • Matcha also contains caffeine, but at a much lower dose of 70 mg per cup.
    — Hannah Coates, Vogue, 13 Feb. 2024
  • The resulting drink, Dunkin’ says, is similar to a cookies-and-cream shake, but with a pumpkin-spice twist and a kick of caffeine.
    — Bychris Morris, Fortune, 13 Sep. 2023
  • The world of entrepreneurship—a land filled with challenges, victories and late-night caffeine binges.
    — Chris Kille, Forbes, 13 Nov. 2023
  • For example, chili, chocolate, caffeine, and spices were served to help travelers stay awake, one of the researchers told the Post in an email.
    — Tori Latham, Robb Report, 20 June 2023
  • No matter the time of year, caffeine lovers will usually turn to coffee at some point throughout their day.
    — Nicol Natale, Peoplemag, 18 Dec. 2023
  • But Panera, who's gonna create a product with 263 milligrams of caffeine?
    — Antonia Debianchi, Peoplemag, 11 July 2023
  • But Panera, who's gonna create a product with [260] milligrams of caffeine?
    — Antonia Debianchi, Peoplemag, 23 Oct. 2023
  • Sipping the Charged Lemonade felt like venturing into the Wild West of caffeine.
    — Yasmin Tayag, The Atlantic, 26 Jan. 2024
  • The half-life for caffeine is roughly four to six hours, which means half of the dosage of caffeine is still in your system four to six hours after consumption.
    — L'oreal Thompson Payton, Fortune Well, 25 July 2023
  • Don't get any ideas, though—caffeine supplements are not going to provide the same effect.
    — Men's Health, 27 Apr. 2023
  • Whereas the longevity complex is made from extracts of veggies, fruits, and caffeine.
    — Madison Yauger, Peoplemag, 15 Aug. 2023
  • Other studies and sources report coffee and caffeine do relax the LES.
    — Brittany Edelmann, Discover Magazine, 31 Mar. 2023
  • Higher caffeine levels were also linked to a lower risk of type 2 diabetes, the study found.
    — Chloe Taylor, Fortune Well, 15 Mar. 2023

Some of these examples are programmatically compiled from various online sources to illustrate current usage of the word 'caffeine.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

Last Updated: