View mypetMD Content
Sign up for the PetMD Newsletter
Vet Authored
Vet Approved
ALERT
A Voluntary Recall of Specific Lots of Special Kitty Wet, Canned Cat Food Has Been Issued Due to Health Concerns
X
Chocolate Toxicity Meter
|
Symptom Checker
|
Flea & Tick Survival Guide
Health
Conditions
Diseases A-Z
Veterinary Terms
Parasite Center
Pet Medication
Pet Insurance
FEATURED
Lifestyle Vaccines: What Are They and Which Does Your Pet Need?
Vaccines are not a replacement for vigilance, but they are an important part of your pet’s healthcare.
READ MORE
Emergency
Emergencies A-Z
Recalls
Accidents & Injuries
Common Emergencies
Poison & Toxicity
Chocolate Toxicity Meter
FEATURED
Dangers of Topical Medication for Pets
The topical products we use on ourselves and even our pets could cause big problems if accidentally ingested or administered incorrectly.
READ MORE
Care
Topic Center
Dog Care Center
Cat Care Center
Natural Center
Reptile & Amphibian Center
Flea & Tick Survival Guide
Pest Preventer
FEATURED
CBD Oil for Cats: What You Need to Know
Is cannabis safe for cats? And what sorts of ailments might it treat?
READ MORE
Breeds
Dog
Cat
Horse
Reptile & Amphibian
FEATURED
Most Affectionate Cat Breeds
The following breeds tend to top the charts when it comes to their affection connection with humans.
READ MORE
Nutrition
Dog Nutrition Center
Cat Nutrition Center
Nutrition Nuggets Blog
Alerts/Recalls
Healthy Weight Tool
FEATURED
Kidney Diets for Cats: What to Look for
Symptoms and treatment for kidney disease vary depending the specifics of the case, but oftentimes, a diet change can help.
READ MORE
News
Alerts & Recalls
Care & Safety
Health & Science
Lifestyle
Petlanthropy
Strange but true
FEATURED
Study: Nearly Half of All Pet Parents Don't Have Car Safety Gear for Their Dogs
When it comes to traveling in a car with your dog, safety should be paramount for you both. However, a recent study from Volvo Car USA found some surprising statistics.
READ MORE
Tools
Symptom Checker
Puppy Names
Kitten Names
Chocolate Toxicity Meter
Healthy Weight Tool
FEATURED
Healthy Weight Calculator
Use our handy tool to help determine whether your pet is at an ideal weight or needs a change in diet and lifestyle.
READ MORE
Slideshows
GO
Top Tools & Guides
Flea & Tick Center
Symptom Checker
Alerts & Recalls
Chocolate Toxicity Meter
Healthy Weight Tool
Nutrition Center
Home
Encyclopedia of Veterinary Terms
Click on the veterinary terms to reveal their definitions.
y
yealing
The name for newborn sheep or goats
yean
To birth offspring
yearling
A young horse; term used for the age between one and two years old
yeast
A type of fungus that produces buds
yeld mare
A mare that has not produced milk
Editor's Picks
10 Ways to Stop Your Cat from Peeing Outside the Litter Box
11 Ways You're Shortening Your Dog's Life
10 Signs Your Cat Might Be Stressed
The Dangers of Grass Awns to Dog Health
Vet Authored
