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Perhaps you have heard the quip that chai tea is redundant because chai in much of India (specifically Hindi) just means tea, so saying “chai tea” is like saying “tea tea” (or “chai chai”). That joke appears in Spider-Man: Across the Spider-Verse (2023) and has been mentioned by numerous comedians and television personalities of Indian descent, such as Padma Lakshmi, Vir Das, Kal Penn, Hasan Minhaj, Zarna Garg, and Lilly Singh. It is technically true that chai tea is redundant, although what most people outside of India call chai is masala chai, or spiced tea.

Yet beneath the simple statement that chai tea is redundant lies an intriguing linguistic history of words for tea. That history is tied to trade with China, where tea originated in ancient times, and how tea spread via trade across the Silk Road and overseas through modern European trade and colonialism. Furthermore, British colonialism in India helped shape the development of chai as an integral part of modern Indian cuisine. The phrase chai tea might be redundant, but leaving the story there hides some intriguing history.

Chai versus tea: trading routes and language

The tea plant (Camellia sinensis) and the beverage made from it originated in China, and a survey of languages around the world shows that the words for tea generally fall into two camps: those that begin with “t” sounds, derived from Min languages of southern China, and those that begin with “ch” sounds, derived from Mandarin Chinese. The difference has sometimes been summed up by the pithy adage, “cha if by land, tea if by sea.”

In the region of Fujian in southeastern China, where southern Min languages are spoken, the local word for tea is pronounced te (phonetically tê, pronounced as tay). European traders from England, the Netherlands, Germany, and France first encountered tea at the port of Amoy (Xiamen) in Fujian, beginning in the 17th century. As a result, many European languages adopted words for the plant and beverage that were similar to the local Min-language word te.

Notable Exceptions

A few languages defy expectations of their words for tea based on their locations and trading routes. Portuguese traders encountered tea at Cantonese-speaking seaports in China, and as a result the Portuguese word for tea is chá. In the southeastern Indian languages Tamil and Telugu the words for tea are tēnīr and tēnīru, respectively. The word likely originates from the Min te, via Malay languages, plus the local words for water (nīr and nīru), although folk etymologies sometimes say that tēn and tēni mean “honey” and refers to tea’s sweetness. Many speakers of those Indian languages today also say chai or tea.

The word for tea in Mandarin Chinese, however, is pronounced cha. Tea traveled east from China to Japan initially in the 6th century with Buddhist monks, but the Zen Buddhist monk Eisai reintroduced it in the 12th century, after which it became a key part of Japanese culture. It also journeyed west along the Silk Road across Central Asia, where it became popular by the 17th century in Persian and Central Asian cities such as Isfahan, Samarkand, and Bukhara. Languages that developed along that westward overland route—such as Persian, Uzbek, Arabic, Turkish, Russian, modern Greek, and Czech—adopted words for tea that were derived from the Mandarin cha. The Silk Road and the Mongol Empire brought tea from Persian languages into multiple Indian languages, largely through the Mughal Empire. Thus the Chinese word cha grew into the Hindi word chāy, transliterated in English as chai.

The history of chai in India

Drinking tea in India, however, only became widely popular across the subcontinent through British colonial efforts in the 19th and 20th centuries. The only region of India where tea plants grew naturally was in the northeastern state of Assam, where locals also drank tea beverages. British colonial authorities encountered tea plants and tea drinking in Assam in the early decades of the 19th century, well after tea had become the quintessential British beverage.

In the 19th century the vast majority of British tea was imported from China, but the discovery of tea in Assam planted the idea that tea could be cultivated in India, where the British had greater commercial control through the East India Company and, after 1857, through direct colonial control. A tea-growing industry soon developed in Assam, the Nilgiri Hills, and Ceylon (now Sri Lanka). The city of Darjeeling in West Bengal eventually became well known for tea production. However the early tea industry in India was hampered by poor quality, low financial returns, and abysmal working conditions. Only in the late 19th century did Indian black tea start to catch on in Britain and Australia. In beginning of the 20th century Indian-produced teas came to market in bulk, often at reduced rates, largely because of the business acumen of Thomas Lipton.

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As tea production expanded in India, the British authorities noticed an untapped market for tea: Indians. The British loved drinking tea, but it was not popular across the populace of the subcontinent. In the 20th century the Indian Tea Association, originally a British-run organization, attempted to popularize the drink in homes, groceries, worksites, and along railways. Tea drinking soon spread across India until chai became an integral part of Indian culture.

Masala chai

A particular preparation of tea that became popular in India is masala chai, or spiced tea (masala means “spiced,” as in garam masala or masala films in Bollywood). Masala chai is a black tea preparation incorporating boiled milk, sugar, and spices such as cardamom, clove, cinnamon, black pepper, and ginger. The use of spices in masala chai reflects long-standing Indian traditions of mixing or boiling spices and herbs in water—such as the herbal drink kadha in Ayurvedic medicine. The colonial-era introduction of tea to India was infused with this local tradition of spiced decoctions to create the now nearly ubiquitous Indian beverage masala chai.

It is this spicy form of tea, masala chai, that people in the United States refer to by the moniker chai tea, differentiating it from other kinds of tea consumed in the varied American tea marketplace. After its roots in Ayurvedic herbal drinks and the British-colonial introduction of tea leaves, masala chai has been reinvented through 21st-century globalization. There are now new variations such as the dirty chai latte, made with a shot or two of espresso. If we consider the meaning of the words alone, then chai tea is indeed redundant. But if chai in American usage refers to a specific style of tea from Indian cuisine, chai functions as an adjective, and the phrase becomes slightly less redundant.