“3”

The following 5 entries include the term 3.

2,3-diphosphoglycerate

noun

: an isomeric ester of diphosphoglyceric acid that occurs in human red blood cells and facilitates release of oxygen by decreasing the oxygen affinity of hemoglobin

interleukin-3

noun

: an interleukin that is a colony-stimulating factor produced especially by T cells stimulated by mitogen or antigen and that promotes the proliferation and differentiation of various stem cells (as hematopoietic stem cells)

omega-3

adjective

: being or composed of polyunsaturated fats that have the first double bond in the hydrocarbon chain occurring between the third and fourth carbon atoms from the end of the molecule most distant from the carboxylic acid group and that are found especially in fish, fish oils, green leafy vegetables, and some nuts and seeds compare omega-6

2,3,7,8-tetrachlorodibenzo-para-dioxin

noun

: tcdd

2,3,7,8-tetrachlorodibenzo-p-dioxin

noun

: tcdd


Which Came First?

  • baby chick with a brown egg
  • hot take or cold shoulder?
How Strong Is Your Vocabulary?

Test your vocabulary with our 10-question quiz!

TAKE THE QUIZ
Play Blossom: Solve today's spelling word game by finding as many words as you can using just 7 letters. Longer words score more points.

Pick the best words!

PLAY
Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!