How Do You Spell TEST TUBE?

Pronunciation: [tˈɛst tjˈuːb] (IPA)

Test tube is a common laboratory equipment used to hold, mix, or heat small amounts of liquid. Its spelling is quite straightforward, as it corresponds to its pronunciation. The word "test" is pronounced as "tɛst" with a short "e" sound, and "tube" as "tjuːb" with a long "u" and "yoo" sound. Hence, "test-tube" is spelled as "t-e-s-t, space, t-u-b-e". This simple spelling makes the word easy to write and remember for students and researchers alike.

TEST TUBE Meaning and Definition

1. A test tube is a cylindrical, transparent, and typically fragile laboratory apparatus used for conducting various scientific experiments and analyses. It consists of a long, narrow tube made of borosilicate glass or plastic, closed at one end and open at the other. The closed end is rounded and polished to prevent the tube from breaking during handling.

   The primary purpose of a test tube is to hold small amounts of substances and liquids, allowing scientists to observe and manipulate them. It provides a controlled environment for chemical reactions, mixing of solutions, and heating or cooling procedures. The open end of the test tube allows for the introduction or removal of liquids or small objects using a pipette or other appropriate laboratory tools.

   The cylindrical shape of the test tube provides a large surface area to volume ratio, which aids in efficient mixing and reactions. The clear and transparent nature of the glass or plastic material allows scientists to visually examine the contents inside the test tube during experiments.

   Test tubes are widely used in various scientific disciplines, such as chemistry, biology, and medicine. They serve as essential tools for conducting titrations, culturing microorganisms, observing cell growth, and performing qualitative or quantitative chemical analyses. With their versatility and ease of use, test tubes are indispensable components of any laboratory setting.

2. A tube of thin glass closed at one end, used in the examination of urine and other chemical operations, for bacterial cultures, etc.

   A practical medical dictionary. By Stedman, Thomas Lathrop. Published 1920.

3. In chem., a tube or glass for holding substances to be tested.

   Etymological and pronouncing dictionary of the English language. By Stormonth, James, Phelp, P. H. Published 1874.

Common Misspellings for TEST TUBE

• rest tube
• fest tube
• gest tube
• yest tube
• 6est tube
• 5est tube
• twst tube
• tsst tube
• tdst tube
• trst tube
• t4st tube
• t3st tube
• teat tube
• tezt tube
• text tube
• tedt tube
• teet tube
• test tubes

Etymology of TEST TUBE

The term "test tube" originated from the combination of two words: "test" and "tube".

The word "test" can be traced back to the Latin word "testum", which means "earthen pot" or "piece of earthenware". In early chemistry and alchemy, various vessels and containers were used for performing experiments and analyses, and the word "test" came to be associated with such vessels.

The word "tube" has its roots in the Latin word "tubus", meaning "pipe" or "tube". The term was used to describe cylindrical objects or containers with hollow spaces.

Therefore, the combination of these two words led to the creation of the word "test tube", which refers to a cylindrical glass container used for laboratory tests and experiments.

Similar spelling words for TEST TUBE

• testify,
• testable,
• test ban,
• test pilot,
• test period,
• testifier,
• test paper,
• test bed.