1. To rub over the surface of (something) with a sharp or rough instrument; to rub over with something that roughens... Read More
1. To rub or file with a rasp; to rub or grate with a rough file; as, to rasp wood to make it smooth; to rasp bones to... Read More
By Hillary Mayell
An onsite restoration drawing of how "Leonardo" may... Read More
1. Having a very thin edge or fine point; of a nature to cut or pierce easily; not blunt or dull; keen. He dies upon... Read More
(Science: radiobiology) fusion reaction products trapped in a plasma. Ash is bad because (a) it generally radiates more... Read More
Reviewed by: Todd Smith, PhD
plural: starch, starches
A... Read More
(Science: surgery) A small knife with a thin, keen blade, used by surgeons, and in dissecting.
Origin: L scalpellum,... Read More
Origin: L, a scraper, fr. Radere to scrape.
(Science: zoology) The chitinous ribbon bearing the teeth of mollusks;... Read More
By: Maria Victoria Gonzaga
In the previous lesson, we learned about the high biodiversity of New Zealand and how... Read More