Science / Psychiatry / Tic: An involuntary, sudden, rapid, recurrent, nonrhythmic, stereotyped motor movement or vocalization.

Cystic Fibrosis

Science / Biology / Cystic Fibrosis: An autosomal recessive genetic disorder that causes the production of mucus that clogs the airways of the lungs and the ducts of the pancreas and other secretory glands. MORE


Technology / Motorcycle / Stiction: Short for "Static Friction." More generally, this refers to the friction which tends to prevent stationary surfaces from being set in motion. Two solid objects pressing against each other (but not sli MORE


Entertainment / Literature / Celtic: A branch of the Indo-European family of languages. Celtic includes Welsh and Breton. Celtic languages are geographically linked to western Europe, and they come in two general flavors, goidelic (or Q- MORE

Clastic Rock

Science / Geology / Clastic Rock: A sedimentary rock formed from mineral particles (clasts) that were mechanically transported. MORE

Participating Policy

Business / Taxes / Participating Policy: When policyholders have what is called a participating policy from a mutual insurance company, they are eligible to receive dividends based on the company’s financial performance. When claims are lo MORE

Automatic Enrollment

Business / Taxes / Automatic Enrollment: Your employer has the right to sign you up for your company's 401(k) plan, in what's known as an automatic enrollment. If you don't want to participate, you must refuse, in writing, to be part of the MORE