Dictionary.com
Thesaurus.com
Synonyms

seamless

American  
[seem-lis] / ˈsim lɪs /

adjective

  1. having no seams.

    seamless stockings.

  2. smoothly continuous or uniform in quality; combined in an inconspicuous way.

    a seamless blend of art and entertainment.


seamless British  
/ ˈsiːmlɪs /

adjective

  1. (of a garment) having no seams

  2. continuous or flowing

    seamless output

    a seamless performance

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Usage

What does seamless mean? Seamless describes a garment or something similar as having no seams. A seam is a line of stitches that join two pieces of cloth, leather, or the like, such as you might see at the bottom of a pant leg. A garment without seams, such as a pair of stockings, is seamless. Figuratively, something that is seamless is smooth or continuous, such as a conversation that flows back and forth between people with no one talking over others. A transition from one school to another in which you don’t encounter any problems and immediately feel comfortable at the new school could be described as a seamless transition. Example: The transition from scene to scene was seamless.

Other Word Forms

Etymology

Origin of seamless

First recorded in 1475–85; seam + -less

Explanation

Something seamless could literally be a piece of clothing without seams, but it's usually something else that's smooth or unbroken, like a seamless transition. Seamless things are connected so well that you can't see what's holding them together. They're flowing, consistent, and well-put-together. If an employee leaves, and the replacement does a great job immediately, that's a seamless transition. In basketball, if a team goes from offense to defense without missing a beat, that's seamless play. And that underwear that seems to be made out of one piece of material? Seamless. And super comfortable.

Keep Reading on Vocabulary.com

Vocabulary lists containing seamless

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

So long, late-night Seamless deliveries to the lobby while slogging through deals; hello, civilized meals from company-owned food kiosks.

From The Wall Street Journal • Oct. 17, 2025

Building upon these advancements, Seamless Therapeutics GmbH, a biotechnology company founded out of the Buchholz lab, will advance these innovative findings to therapeutic application.

From Science Daily • Jan. 31, 2024

Lawyers for the plaintiffs, which also include Caviar, Seamless and Postmates, did not immediately respond to requests for comment.

From Reuters • Sep. 19, 2023

A 2019 investment by New York private equity and venture capital firm Stripes, which has also invested in Seamless and Blue Apron, helped ramp up the pace.

From Los Angeles Times • Dec. 9, 2021

Seamless hose are not, strictly speaking, entirely seamless, inasmuch as all stockings made on a circular knitting machine must have a seam somewhere.

From Textiles For Commercial, Industrial, and Domestic Arts Schools; Also Adapted to Those Engaged in Wholesale and Retail Dry Goods, Wool, Cotton, and Dressmaker's Trades by Dooley, William H. (William Henry)

Vocabulary.com logo
by dictionary.com

Look it up. Learn it forever.

Remember "seamless" for good with VocabTrainer. Expand your vocabulary effortlessly with personalized learning tools that adapt to your goals.

Take me to Vocabulary.com