co-


co-

prefix

: with : together

: associated with another

Full Definition of CO-

1
:  with :  together :  joint :  jointly <coexist> <coheir>
2
:  in or to the same degree <coextensive>
3
a :  one that is associated in an action with another :  fellow :  partner <coauthor> <coworker>
b :  having a usually lesser share in duty or responsibility :  alternate :  deputy <copilot>
4
:  of, relating to, or constituting the complement of an angle <cosine>
  1. co·act
  2. co·ac·tion
  3. co·ac·tive
  4. co·ac·tor
  5. co·ad·min·is·tra·tion
  6. co·an·chor
  7. co·au·thor
  8. co·au·thor·ship
  9. co·cap·tain
  10. co·cat·a·lyst
  11. co·chair
  12. co·chair·man
  13. co·chair·per·son
  14. co·chair·wom·an
  15. co·cham·pi·on
  16. co·com·pos·er
  17. co·con·spir·a·tor
  18. co·coun·sel
  19. co·cre·ate
  20. co·cre·ator
  21. co·cul·ti·vate
  22. co·cul·ti·va·tion
  23. co·cul·ture
  24. co·cu·ra·tor
  25. co·de·fen·dant
  26. co·de·sign
  27. co·de·vel·op
  28. co·de·vel·op·er
  29. co·di·rect
  30. co·di·rec·tion
  31. co·di·rec·tor
  32. co·dis·cov·er
  33. co·dis·cov·er·er
  34. co·drive
  35. co·driv·er
  36. co·ed·it
  37. co·ed·i·tor
  38. co·eter·nal
  39. co·ex·ec·u·tor
  40. co·fa·vor·ite
  41. co·fea·ture
  42. co·fi·nance
  43. co·found
  44. co·found·er
  45. co·head
  46. co·heir
  47. co·heir·ess
  48. co·hold·er
  49. co·host
  50. co·host·ess
  51. co·in·vent
  52. co·in·ven·tor
  53. co·in·ves·ti·ga·tor
  54. co·in·ves·tor
  55. co·join
  56. co·lead
  57. co·lead·er
  58. co·man·age
  59. co·man·age·ment
  60. co·man·ag·er
  61. co·mem·ber
  62. co·nom·i·nee
  63. co–oc·cur
  64. co–oc·cur·rence
  65. co–oc·cur·rent
  66. co–of·fi·cial
  67. co–or·ga·niz·er
  68. co–own
  69. co–own·er
  70. co–own·er·ship
  71. co·part·ner
  72. co·part·ner·ship
  73. co·pre·sent
  74. co·pres·i·dent
  75. co·prince
  76. co·prin·ci·pal
  77. co·pris·on·er
  78. co·pro·cess·ing
  79. co·pro·duce
  80. co·pro·duc·er
  81. co·pro·duc·tion
  82. co·pro·mot·er
  83. co·pro·pri·etor
  84. co·pros·per·i·ty
  85. co·pub·lish
  86. co·pub·lish·er
  87. co·re·cip·i·ent
  88. co·re·search·er
  89. co·res·i·dent
  90. co·res·i·den·tial
  91. co·rul·er
  92. co·sce·nar·ist
  93. co·script
  94. co·spon·sor
  95. co·spon·sor·ship
  96. co·star
  97. co·sur·fac·tant
  98. co·ten·ant
  99. co·trans·duce
  100. co·trans·duc·tion
  101. co·trans·fer
  102. co·trans·port
  103. co·trust·ee
  104. co·win·ner
  105. co·work·er
  106. co·write
  107. co·writ·er

Origin of CO-

Middle English, from Latin, from com-; akin to Old English ge-, perfective and collective prefix, Old Irish com- with

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