  The 3 main cell types in human blood are erythrocytes (red blood cells), leukocytes (white blood cells), and thrombocytes (platelets).here are several different types and sub-types of white blood  cells. The three main types are granulocytes, monocytes, and  lymphocytes, and each of these types have sever â¦ al sub-types under  them.
whiner definition: Noun (plural whiners) 1. One who whines about perceived problems; a complainerI never realized that Felicia was such a whiner, but she complained steadily about various minor discomforts for the entire road trip.... Definitions
Word Origin and History for whine Expand. v. Old English hwinan to whiz or whistle through the air (only of arrows), also hwinsian to whine (of dogs), ultimately of imitative origin (cf. Old Norse hvina to whiz, German wiehern to neigh). Meaning to complain in a feeble way is first recorded 1520s. Related: Whined; whining.