What is exercise and sports science? Exercise and sports science concentrates on the study of human movement from developmental, mechanical, motor control, psychosocial, psychological, historical, pathological, and physiological perspectives. Students study everything about the human body, from bones and muscles to skin and tissue.
a person or thing that vouches. 2. a document, receipt, stamp, or the like, that gives evidence of an expenditure. 3. a form authorizing a disbursement of cash or a credit against a purchase or expense to be made in the future. 4. written authorization; credential.
If you vouch for someone, you provide evidence or guarantee something on their behalf. If you vouch for your brother, you're saying he's a stand-up type of guy. First used in the 14th century, vouch comes from the Latin vocitare, (to call, call upon, or summon). Sometimes it can mean offering supporting evidence, as when, for example, you're summoned to court to testify on someone's behalf. If you write a letter of recommendation for a student or co-worker, you vouch for their character and abilities.