The adjective 'seamless' is a term that derives its origins from the word 'seam,' which has a history rooted in Old English as 'seam' and Middle English as 'seeme.' A 'seam' referred to the joining or stitching of two pieces of fabric or material, particularly in the context of clothing or textiles. Over time, the word evolved to encompass the idea of a line where two things meet or are joined together. The addition of the suffix '-less' in 'seamless' negates the presence of seams, conveying ... Learn the meaning and usage of the adjective seamless, which means without a seam or with no spaces or breaks between one part and the next. See pictures, pronunciation, synonyms and example sentences from the Oxford Advanced Learner's Dictionary. Seamless.AI ... Seamless.AI Log in to your Seamless account. Once logged in you can order online from local restaurants that deliver in your area and to your address, get coupons and deals, leave reviews for restaurants you've ordered from, and much more.