Fake teeth are most commonly called dentures, but the full range of replacement teeth goes by many names depending on how they’re made, how they attach, and how many teeth they replace. The umbrella term dentists use is “dental prosthesis,” and the specialty devoted to designing and fitting them is called prosthodontics. In everyday conversation, though, most people just say dentures, implants, bridges, crowns, or veneers.
Dentures: The Classic Removable Option
When most people think of fake teeth, they picture dentures. These are removable replacements that sit on your gums and can be taken out for cleaning. A full (or complete) denture replaces an entire arch of teeth, upper or lower. A partial denture fills in gaps where some natural teeth remain, clipping onto those teeth for stability.
Traditional dentures are made from acrylic resin, which is lightweight and affordable but can wear down over time, especially if you grind your teeth. Porcelain denture teeth are harder and more durable, though they’re also heavier and more expensive. A standard set of removable dentures typically needs to be relined or replaced every five to eight years as your jawbone gradually changes shape.
Dental Implants: Permanent Replacements
A dental implant is a small titanium post that a dentist surgically places into your jawbone. Over several months, the bone fuses around it, creating a stable anchor. A custom crown (the visible tooth-shaped piece) is then attached on top. Unlike dentures, implants are designed to be permanent. Studies report a 90 to 95 percent success rate over 10 years. The implant post itself can last a lifetime, though the crown on top may need replacing after 15 to 20 years due to normal wear.
Mini dental implants are a smaller version used when there isn’t enough bone for a standard post. They’re also designed to be permanent and function the same way.
Bridges: Fixed but Not Implanted
A dental bridge fills a gap left by one or more missing teeth without surgery. It works by anchoring artificial teeth to the natural teeth on either side of the gap. The artificial teeth in the middle are called pontics. The natural teeth (or implants) that hold everything in place are called abutments. The whole structure is cemented in, so you can’t remove it yourself.
Bridges are a good middle ground for people who want something fixed in place but aren’t candidates for implants or prefer to avoid surgery. They do require shaving down the neighboring teeth to fit the anchoring crowns, which is worth considering since it permanently alters healthy teeth.
Crowns and Veneers: Partial Fake Teeth
Not all fake teeth replace an entire missing tooth. Sometimes the goal is to cover or reshape a damaged one.
A crown is a cap that fits over your entire existing tooth. It’s about 2 millimeters thick and covers the tooth on all sides, restoring its shape, strength, and appearance. Crowns are used after root canals, on cracked teeth, or on top of implants.
A veneer is thinner, about 1 millimeter, and covers only the front surface of a tooth. To place one, the dentist removes roughly half a millimeter of enamel from the front of the tooth to create a bonding surface. Because veneers leave more of the original tooth intact, they’re considered less invasive than crowns. Some newer veneer types require even less grinding. Veneers are primarily cosmetic, used to fix chips, discoloration, or uneven spacing rather than structural damage.
Overdentures and Full-Arch Implant Systems
Overdentures blur the line between dentures and implants. They look like traditional dentures but snap onto two or more implant posts in the jawbone for added stability. You can still remove them for cleaning, but they won’t shift or slip during meals the way conventional dentures sometimes do. A two-implant overdenture is one of the most common solutions for people whose lower dentures won’t stay put.
Full-arch implant systems take things further. These are fixed prostheses, meaning a dentist screws them onto four to six implants and they stay in place permanently. You’ll sometimes hear these called hybrid prostheses because they combine a metal framework (often titanium) with acrylic or zirconia teeth. The materials matter: acrylic versions are more affordable but wear faster and aren’t ideal for people who grind their teeth. Zirconia is the most durable and long-lasting, though it costs more and the final look depends heavily on the skill of the dental team. Porcelain versions look excellent and last well, but they’re difficult to repair if they chip.
Flippers: The Temporary Fix
A flipper tooth is a lightweight, temporary partial denture made from acrylic. Its job is to fill a gap in your smile while you wait for a permanent solution like an implant or bridge. Flippers are most often used for front teeth, where the cosmetic impact of a missing tooth is most noticeable.
They’re inexpensive and quick to make, but they come with trade-offs. Flippers can feel uncomfortable, especially at first, and they may make eating and talking feel awkward. Because they cover your gums and restrict saliva flow in that area, wearing one long-term raises the risk of gum disease and gum recession. They’re also fragile compared to other options. The grip on your surrounding teeth can loosen with regular use. For all these reasons, flippers are meant as a short-term solution, not a permanent one.
Materials Used in Fake Teeth
Regardless of the type, fake teeth are built from a handful of core materials, each with distinct strengths.
- Acrylic resin: The most traditional and affordable option. It’s lightweight and can look natural, but it wears down faster than other materials and is prone to cracking under heavy bite force.
- Porcelain: Harder and more stain-resistant than acrylic, with a natural translucency that closely mimics real teeth. However, porcelain is expensive, difficult to repair if it breaks, and requires a skilled provider to fit well.
- Zirconia: The newest and most durable material available. It resists chipping and lasts longer, making it a strong choice for younger patients who want to avoid early replacements. The downside is cost, and some people find zirconia teeth look slightly less natural than porcelain.
How Digital Manufacturing Is Changing Things
Fake teeth are increasingly designed on computers and produced with 3D printers. Digital workflows let dental labs skip the traditional process of shipping physical molds back and forth, which cuts turnaround time significantly. For patients, this means fewer appointments, faster delivery, and more predictable fit.
One practical advantage stands out: your digital file is stored permanently. If your denture breaks or gets lost, the lab can reprint it from the original design without starting from scratch. That’s a meaningful shift from the traditional process, where losing a denture meant going through the entire impression and fitting process again.