Merriam-Webster Collegiate Dictionary - share

 I. noun  Etymology: Middle English schare, from Old English scear; akin to Old High German scaro plow~, Old English scieran to cut — more at shear  Date: before 12th century plow~  II. noun  Etymology: Middle English, from Old English scearu cutting, tonsure; akin to Old English scieran to cut  Date: 14th century  1.  a. a portion belonging to, due to, or contributed by an individual or group  b. one's full or fair portion has had his ~ of bad luck  2.  a. the part allotted or belonging to one of a number owning together property or interest  b. any of the equal portions into which property or invested capital is divided; specifically any of the equal interests or rights into which the entire stock of a corporation is divided and ownership of which is regularly evidenced by one or more certificates  c. plural, chiefly British stock 7c(1)  III. verb  (~d; sharing)  Date: 1590  transitive verb  1. to divide and distribute in ~s ; apportion — usually used with out ~d out the land among his heirs  2.  a. to partake of, use, experience, occupy, or enjoy with others  b. to have in common they ~ a passion for opera  3. to grant or give a ~ in — often used with with ~d the last of her water with us  4. to tell (as thoughts, feelings, or experiences) to others — often used with with  intransitive verb  1. to have a ~ — used with in we all ~d in the fruits of our labor  2. to apportion and take ~s of something  3. to talk about one's thoughts, feelings, or experiences with others  • ~r noun Synonyms:  ~, participate, partake mean to have, get, or use in common with another or others. ~ usually implies that one as the original holder grants to another the partial use, enjoyment, or possession of a thing ~d my toys with the others. participate implies a having or taking part in an undertaking, activity, or discussion participated in sports. partake implies accepting or acquiring a ~ especially of food or drink partook freely of the refreshments.