Strong's #630: apoluo (pronounced ap-ol-oo'-o)
 from 575 and 3089; to free fully, i.e. (literally) relieve, release, dismiss (reflexively, depart), or (figuratively) let die, pardon or (specially) divorce:--(let) depart, dismiss, divorce, forgive, let go, loose, put (send) away, release, set at liberty.
Thayer's Greek Lexicon:
 ̓́ 
 
  apoluō 
 
 1) to set free
 2) to let go, dismiss, (to detain no longer)
 
 2a) a petitioner to whom liberty to depart is given by a decisive answer
 2b) to bid depart, send away
 
 3) to let go free, release
 
 3a) a captive, i.e. to loose his bonds and bid him depart, to give him liberty to depart
 3b) to acquit one accused of a crime and set him at liberty
 3c) indulgently to grant a prisoner leave to depart
 3d) to release a debtor, i.e. not to press one' s claim against him, to remit his debt
 
 4) used of divorce, to dismiss from the house, to repudiate. The wife of a Greek or Roman may divorce her husband.
 5) to send one' s self away, to depart
 
  Part of Speech: verb
Relation: from G575 and G3089
 
Usage:
This word is used 70 times:
Matthew 1:19: "willing to make her a public example, was minded  to put her away privily."
Matthew 5:31: "It hath been said, Whosoever  shall put away his wife, let him give"
Matthew 5:32: "unto you, That whosoever  shall put away his wife, saving for"
Matthew 5:32: "to commit adultery: and whosoever shall marry  her that is divorced committeth adultery."
Matthew 14:15: "time is now past;  send the multitude away, that they may go"
Matthew 14:22: "the other side, while  he sent the multitudes away."
Matthew 14:23: "And  when he had sent the multitudes away, he went up into a mountain apart"
Matthew 15:23: "and besought him, saying,  Send her away; for she crieth after"
Matthew 15:32: "to eat: and I will not  send them away fasting, lest"
Matthew 15:39: "And  he sent away the multitude, and took ship, and"
Matthew 18:27: "of that servant was moved with compassion  and loosed him, and forgave him"
Matthew 19:3: "unto him, Is it lawful for a man  to put away his wife for"
Matthew 19:7: "a writing of divorcement, and  to put her away"
Matthew 19:8: "hardness of your hearts suffered you  to put away your wives: but"
Matthew 19:9: "I say unto you, Whosoever  shall put away his wife, except"
Matthew 19:9: "another, committeth adultery: and whoso marrieth  her which is put away doth commit adultery."
Matthew 27:15: "the governor was wont  to release unto the people a prisoner,"
Matthew 27:17: "unto them, Whom will  ye that I release unto you? Barabbas, or Jesus"
Matthew 27:21: "the twain will  ye that I release unto you? They said,"
Matthew 27:26: "Then  released he Barabbas unto them: and when he had scourged Jesus, he delivered"
Mark 6:36: " Send them away, that they may go into the country round about,"
Mark 6:45: "to go to the other side before unto Bethsaida, while he  sent away the people."
Mark 8:3: "And if  I send them away fasting to their own houses,"
Mark 8:9: "about four thousand: and  he sent them away."
Mark 10:2: "Is it lawful for a man  to put away his wife? tempting him."
Mark 10:4: "a bill of divorcement, and  to put her away."
Mark 10:11: "he saith unto them, Whosoever  shall put away his wife, and"
Mark 10:12: "And if a woman  shall put away her husband, and be married"
Mark 15:6: "Now at that feast  he released unto them one prisoner, whomsoever"
Mark 15:9: "them, saying, Will  ye that I release unto you the King of the"
Mark 15:11: "people, that he should rather  release Barabbas unto them."
Mark 15:15: "to content the people,  released Barabbas unto them, and"
Luke 2:29: "now lettest thou thy servant  depart in peace, according to thy"
Luke 6:37: "and ye shall not be condemned:  forgive, and ye shall be forgiven:"
Luke 6:37: "be condemned: forgive, and  ye shall be forgiven:"
Luke 8:38: "him: but Jesus  sent him away, saying,"
Luke 9:12: "twelve, and said unto him,  Send the multitude away, that they may go"
Luke 13:12: "said unto her, Woman,  thou art loosed from thine infirmity."
Luke 14:4: "him, and healed him, and  let him go;"
Luke 16:18: "Whosoever  putteth away his wife, and marrieth another, committeth adultery:"
Luke 16:18: "and whosoever marrieth  her that is put away from her husband committeth adultery."
Luke 22:68: "answer me, nor  let me go."
Luke 23:16: "I will therefore chastise him,  and release"
Luke 23:17: "(For of necessity he must  release one unto them at the feast.)"
Luke 23:18: "Away with this man, and  release unto us Barabbas:"
Luke 23:20: "Pilate therefore, willing  to release Jesus, spake again to them."
Luke 23:22: "chastise him, and  let him go."
Luke 23:25: "And  he released unto them him that for sedition and murder was cast"
John 18:39: "have a custom, that  I should release unto you one at the"
John 18:39: "passover: will ye therefore  that I release unto you the King of the"