15-Letter Words Containing: G,R,O,S,S

• a measuring instrument for measuring changes in volume of a part or organ or whole body (usually resulting from fluctuations in the amount of blood it contains)

• a stabilizer consisting of a heavy gyroscope that spins on a vertical axis; reduces side-to-side rolling of a ship or plane

• in non-flowering plants, a sporophyll that bears only megasporangia

• a zoologist who studies protozoans

• brain surgery on human patients intended to relieve severe and otherwise intractable mental or behavioral problems

• equip (an electronic circuit or device) with transistors

• A study of the individuals in a group of people within a specific context and their relationships