Sticky rice is a specific type of glutinous rice (also called sweet or waxy rice), not just any regular rice cooked until it’s sticky.

What sticky rice actually is

  • Sticky rice is a distinct variety of rice (like jasmine or basmati), usually a short- or medium-grain Japonica type.
  • It is also known as glutinous rice, sweet rice or waxy rice, and is common in Southeast and East Asia.
  • Despite the name “glutinous,” it contains no gluten; the term describes its gluey texture, not its protein content.

What makes it “sticky”

  • All rice has two starches: amylose and amylopectin, and their balance determines texture.
  • Sticky rice has extremely low amylose (around 0–1%) and very high amylopectin, so the grains cling together in soft, chewy clumps when cooked.
  • Other short-grain rices (like sushi rice) are somewhat sticky, but true sticky/glutinous rice is noticeably stickier and more cohesive.

Types and regional styles

  • Sticky/glutinous rice comes in both long-grain and short-grain forms; Thai and Lao cuisines often use a long-grain type called khao niao.
  • There are white (milled) and black/purple whole-grain sticky rices; the darker types have a nuttier flavor and deep purple color when cooked.
  • It is widely used in Thailand, Laos, Myanmar, Vietnam, China, Japan, and Korea for both savory dishes and desserts.

How it differs from “regular” rice

  • Regular long-grain rice (like basmati or standard long-grain white) has much higher amylose, so it cooks up fluffy and separate, not clumpy.
  • Simply overcooking or adding extra water to regular rice will make it soft or mushy, but it will not behave like true glutinous sticky rice.
  • When a recipe calls for “sticky rice,” it is usually asking for glutinous/sweet rice specifically, not just any white rice cooked until it sticks a bit.

Everyday examples

  • Common dishes using sticky rice include mango sticky rice in Thailand, Lao hand-rolled rice served in small baskets, Chinese zongzi (rice dumplings), and Japanese mochi made from special mochi rice.
  • In many of these cuisines, sticky rice is eaten with the hands or formed into balls because its clingy texture holds together so well.

TL;DR: When people say “sticky rice,” they almost always mean glutinous/sweet rice—a special low-amylose rice variety bred to cook up very sticky and chewy, not just any rice that happened to turn out sticky.